900012100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{23873}}^1$

素因数の和:23929

約数の個数: 72

約数和(自身を含む): 2175876360

約数和(自身を除く): 1275864260

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 29, 50, 52, 58, 65, 100, 116, 130, 145, 260, 290, 325, 377, 580, 650, 725, 754, 1300, 1450, 1508, 1885, 2900, 3770, 7540, 9425, 18850, 23873, 37700, 47746, 95492, 119365, 238730, 310349, 477460, 596825, 620698, 692317, 1193650, 1241396, 1384634, 1551745, 2387300, 2769268, 3103490, 3461585, 6206980, 6923170, 7758725, 9000121, 13846340, 15517450, 17307925, 18000242, 31034900, 34615850, 36000484, 45000605, 69231700, 90001210, 180002420, 225003025, 450006050, 900012100]

約数ペア:

[(1, 900012100), (2, 450006050), (4, 225003025), (5, 180002420), (10, 90001210), (13, 69231700), (20, 45000605), (25, 36000484), (26, 34615850), (29, 31034900), (50, 18000242), (52, 17307925), (58, 15517450), (65, 13846340), (100, 9000121), (116, 7758725), (130, 6923170), (145, 6206980), (260, 3461585), (290, 3103490), (325, 2769268), (377, 2387300), (580, 1551745), (650, 1384634), (725, 1241396), (754, 1193650), (1300, 692317), (1450, 620698), (1508, 596825), (1885, 477460), (2900, 310349), (3770, 238730), (7540, 119365), (9425, 95492), (18850, 47746), (23873, 37700)]