201555800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:154

約数の個数: 192

約数和(自身を含む): 535680000

約数和(自身を除く): 334124200

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 29, 31, 38, 40, 50, 58, 59, 62, 76, 95, 100, 116, 118, 124, 145, 152, 155, 190, 200, 232, 236, 248, 290, 295, 310, 380, 472, 475, 551, 580, 589, 590, 620, 725, 760, 775, 899, 950, 1102, 1121, 1160, 1178, 1180, 1240, 1450, 1475, 1550, 1711, 1798, 1829, 1900, 2204, 2242, 2356, 2360, 2755, 2900, 2945, 2950, 3100, 3422, 3596, 3658, 3800, 4408, 4484, 4495, 4712, 5510, 5605, 5800, 5890, 5900, 6200, 6844, 7192, 7316, 8555, 8968, 8990, 9145, 11020, 11210, 11780, 11800, 13688, 13775, 14632, 14725, 17081, 17110, 17980, 18290, 22040, 22420, 22475, 23560, 27550, 28025, 29450, 32509, 34162, 34220, 34751, 35960, 36580, 42775, 44840, 44950, 45725, 53041, 55100, 56050, 58900, 65018, 68324, 68440, 69502, 73160, 85405, 85550, 89900, 91450, 106082, 110200, 112100, 117800, 130036, 136648, 139004, 162545, 170810, 171100, 173755, 179800, 182900, 212164, 224200, 260072, 265205, 278008, 325090, 341620, 342200, 347510, 365800, 424328, 427025, 530410, 650180, 683240, 695020, 812725, 854050, 868775, 1007779, 1060820, 1300360, 1326025, 1390040, 1625450, 1708100, 1737550, 2015558, 2121640, 2652050, 3250900, 3416200, 3475100, 4031116, 5038895, 5304100, 6501800, 6950200, 8062232, 10077790, 10608200, 20155580, 25194475, 40311160, 50388950, 100777900, 201555800]

約数ペア:

[(1, 201555800), (2, 100777900), (4, 50388950), (5, 40311160), (8, 25194475), (10, 20155580), (19, 10608200), (20, 10077790), (25, 8062232), (29, 6950200), (31, 6501800), (38, 5304100), (40, 5038895), (50, 4031116), (58, 3475100), (59, 3416200), (62, 3250900), (76, 2652050), (95, 2121640), (100, 2015558), (116, 1737550), (118, 1708100), (124, 1625450), (145, 1390040), (152, 1326025), (155, 1300360), (190, 1060820), (200, 1007779), (232, 868775), (236, 854050), (248, 812725), (290, 695020), (295, 683240), (310, 650180), (380, 530410), (472, 427025), (475, 424328), (551, 365800), (580, 347510), (589, 342200), (590, 341620), (620, 325090), (725, 278008), (760, 265205), (775, 260072), (899, 224200), (950, 212164), (1102, 182900), (1121, 179800), (1160, 173755), (1178, 171100), (1180, 170810), (1240, 162545), (1450, 139004), (1475, 136648), (1550, 130036), (1711, 117800), (1798, 112100), (1829, 110200), (1900, 106082), (2204, 91450), (2242, 89900), (2356, 85550), (2360, 85405), (2755, 73160), (2900, 69502), (2945, 68440), (2950, 68324), (3100, 65018), (3422, 58900), (3596, 56050), (3658, 55100), (3800, 53041), (4408, 45725), (4484, 44950), (4495, 44840), (4712, 42775), (5510, 36580), (5605, 35960), (5800, 34751), (5890, 34220), (5900, 34162), (6200, 32509), (6844, 29450), (7192, 28025), (7316, 27550), (8555, 23560), (8968, 22475), (8990, 22420), (9145, 22040), (11020, 18290), (11210, 17980), (11780, 17110), (11800, 17081), (13688, 14725), (13775, 14632)]