1994528900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1471}}^1$

素因数の和:1654

約数の個数: 144

約数和(自身を含む): 5366323200

約数和(自身を除く): 3371794300

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 149, 175, 182, 260, 298, 325, 350, 364, 455, 596, 650, 700, 745, 910, 1043, 1300, 1471, 1490, 1820, 1937, 2086, 2275, 2942, 2980, 3725, 3874, 4172, 4550, 5215, 5884, 7355, 7450, 7748, 9100, 9685, 10297, 10430, 13559, 14710, 14900, 19123, 19370, 20594, 20860, 26075, 27118, 29420, 36775, 38246, 38740, 41188, 48425, 51485, 52150, 54236, 67795, 73550, 76492, 95615, 96850, 102970, 104300, 133861, 135590, 147100, 191230, 193700, 205940, 219179, 257425, 267722, 271180, 338975, 382460, 438358, 478075, 514850, 535444, 669305, 677950, 876716, 956150, 1029700, 1095895, 1338610, 1355900, 1534253, 1912300, 2191790, 2677220, 2849327, 3068506, 3346525, 4383580, 5479475, 5698654, 6137012, 6693050, 7671265, 10958950, 11397308, 13386100, 14246635, 15342530, 19945289, 21917900, 28493270, 30685060, 38356325, 39890578, 56986540, 71233175, 76712650, 79781156, 99726445, 142466350, 153425300, 199452890, 284932700, 398905780, 498632225, 997264450, 1994528900]

約数ペア:

[(1, 1994528900), (2, 997264450), (4, 498632225), (5, 398905780), (7, 284932700), (10, 199452890), (13, 153425300), (14, 142466350), (20, 99726445), (25, 79781156), (26, 76712650), (28, 71233175), (35, 56986540), (50, 39890578), (52, 38356325), (65, 30685060), (70, 28493270), (91, 21917900), (100, 19945289), (130, 15342530), (140, 14246635), (149, 13386100), (175, 11397308), (182, 10958950), (260, 7671265), (298, 6693050), (325, 6137012), (350, 5698654), (364, 5479475), (455, 4383580), (596, 3346525), (650, 3068506), (700, 2849327), (745, 2677220), (910, 2191790), (1043, 1912300), (1300, 1534253), (1471, 1355900), (1490, 1338610), (1820, 1095895), (1937, 1029700), (2086, 956150), (2275, 876716), (2942, 677950), (2980, 669305), (3725, 535444), (3874, 514850), (4172, 478075), (4550, 438358), (5215, 382460), (5884, 338975), (7355, 271180), (7450, 267722), (7748, 257425), (9100, 219179), (9685, 205940), (10297, 193700), (10430, 191230), (13559, 147100), (14710, 135590), (14900, 133861), (19123, 104300), (19370, 102970), (20594, 96850), (20860, 95615), (26075, 76492), (27118, 73550), (29420, 67795), (36775, 54236), (38246, 52150), (38740, 51485), (41188, 48425)]