20179934200

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1229}}^1$

素因数の和:1442

約数の個数: 192

約数和(自身を含む): 51475500000

約数和(自身を除く): 31295565800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 29, 38, 40, 50, 58, 76, 95, 100, 116, 145, 149, 152, 190, 200, 232, 290, 298, 380, 475, 551, 580, 596, 725, 745, 760, 950, 1102, 1160, 1192, 1229, 1450, 1490, 1900, 2204, 2458, 2755, 2831, 2900, 2980, 3725, 3800, 4321, 4408, 4916, 5510, 5662, 5800, 5960, 6145, 7450, 8642, 9832, 11020, 11324, 12290, 13775, 14155, 14900, 17284, 21605, 22040, 22648, 23351, 24580, 27550, 28310, 29800, 30725, 34568, 35641, 43210, 46702, 49160, 55100, 56620, 61450, 70775, 71282, 82099, 86420, 93404, 108025, 110200, 113240, 116755, 122900, 141550, 142564, 164198, 172840, 178205, 183121, 186808, 216050, 233510, 245800, 283100, 285128, 328396, 356410, 366242, 410495, 432100, 467020, 566200, 583775, 656792, 677179, 712820, 732484, 820990, 864200, 891025, 915605, 934040, 1167550, 1354358, 1425640, 1464968, 1641980, 1782050, 1831210, 2052475, 2335100, 2708716, 3283960, 3385895, 3479299, 3564100, 3662420, 4104950, 4578025, 4670200, 5310509, 5417432, 6771790, 6958598, 7128200, 7324840, 8209900, 9156050, 10621018, 13543580, 13917196, 16419800, 16929475, 17396495, 18312100, 21242036, 26552545, 27087160, 27834392, 33858950, 34792990, 36624200, 42484072, 53105090, 67717900, 69585980, 86982475, 100899671, 106210180, 132762725, 135435800, 139171960, 173964950, 201799342, 212420360, 265525450, 347929900, 403598684, 504498355, 531050900, 695859800, 807197368, 1008996710, 1062101800, 2017993420, 2522491775, 4035986840, 5044983550, 10089967100, 20179934200]

約数ペア:

[(1, 20179934200), (2, 10089967100), (4, 5044983550), (5, 4035986840), (8, 2522491775), (10, 2017993420), (19, 1062101800), (20, 1008996710), (25, 807197368), (29, 695859800), (38, 531050900), (40, 504498355), (50, 403598684), (58, 347929900), (76, 265525450), (95, 212420360), (100, 201799342), (116, 173964950), (145, 139171960), (149, 135435800), (152, 132762725), (190, 106210180), (200, 100899671), (232, 86982475), (290, 69585980), (298, 67717900), (380, 53105090), (475, 42484072), (551, 36624200), (580, 34792990), (596, 33858950), (725, 27834392), (745, 27087160), (760, 26552545), (950, 21242036), (1102, 18312100), (1160, 17396495), (1192, 16929475), (1229, 16419800), (1450, 13917196), (1490, 13543580), (1900, 10621018), (2204, 9156050), (2458, 8209900), (2755, 7324840), (2831, 7128200), (2900, 6958598), (2980, 6771790), (3725, 5417432), (3800, 5310509), (4321, 4670200), (4408, 4578025), (4916, 4104950), (5510, 3662420), (5662, 3564100), (5800, 3479299), (5960, 3385895), (6145, 3283960), (7450, 2708716), (8642, 2335100), (9832, 2052475), (11020, 1831210), (11324, 1782050), (12290, 1641980), (13775, 1464968), (14155, 1425640), (14900, 1354358), (17284, 1167550), (21605, 934040), (22040, 915605), (22648, 891025), (23351, 864200), (24580, 820990), (27550, 732484), (28310, 712820), (29800, 677179), (30725, 656792), (34568, 583775), (35641, 566200), (43210, 467020), (46702, 432100), (49160, 410495), (55100, 366242), (56620, 356410), (61450, 328396), (70775, 285128), (71282, 283100), (82099, 245800), (86420, 233510), (93404, 216050), (108025, 186808), (110200, 183121), (113240, 178205), (116755, 172840), (122900, 164198), (141550, 142564)]