72674290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1$

素因数の和:607

約数の個数: 64

約数和(自身を含む): 149960160

約数和(自身を除く): 77285870

約数列:

[1, 2, 5, 10, 13, 26, 29, 37, 58, 65, 74, 130, 145, 185, 290, 370, 377, 481, 521, 754, 962, 1042, 1073, 1885, 2146, 2405, 2605, 3770, 4810, 5210, 5365, 6773, 10730, 13546, 13949, 15109, 19277, 27898, 30218, 33865, 38554, 67730, 69745, 75545, 96385, 139490, 151090, 192770, 196417, 250601, 392834, 501202, 559033, 982085, 1118066, 1253005, 1964170, 2506010, 2795165, 5590330, 7267429, 14534858, 36337145, 72674290]

約数ペア:

[(1, 72674290), (2, 36337145), (5, 14534858), (10, 7267429), (13, 5590330), (26, 2795165), (29, 2506010), (37, 1964170), (58, 1253005), (65, 1118066), (74, 982085), (130, 559033), (145, 501202), (185, 392834), (290, 250601), (370, 196417), (377, 192770), (481, 151090), (521, 139490), (754, 96385), (962, 75545), (1042, 69745), (1073, 67730), (1885, 38554), (2146, 33865), (2405, 30218), (2605, 27898), (3770, 19277), (4810, 15109), (5210, 13949), (5365, 13546), (6773, 10730)]