61123075

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:113

約数の個数: 72

約数和(自身を含む): 93127968

約数和(自身を除く): 32004893

約数列:

[1, 5, 13, 17, 23, 25, 37, 65, 85, 115, 169, 185, 221, 299, 325, 391, 425, 481, 575, 629, 845, 851, 925, 1105, 1495, 1955, 2405, 2873, 3145, 3887, 4225, 4255, 5083, 5525, 6253, 7475, 8177, 9775, 11063, 12025, 14365, 14467, 15725, 19435, 21275, 25415, 31265, 40885, 55315, 66079, 71825, 72335, 97175, 106301, 127075, 143819, 156325, 188071, 204425, 276575, 330395, 361675, 531505, 719095, 940355, 1651975, 2444923, 2657525, 3595475, 4701775, 12224615, 61123075]

約数ペア:

[(1, 61123075), (5, 12224615), (13, 4701775), (17, 3595475), (23, 2657525), (25, 2444923), (37, 1651975), (65, 940355), (85, 719095), (115, 531505), (169, 361675), (185, 330395), (221, 276575), (299, 204425), (325, 188071), (391, 156325), (425, 143819), (481, 127075), (575, 106301), (629, 97175), (845, 72335), (851, 71825), (925, 66079), (1105, 55315), (1495, 40885), (1955, 31265), (2405, 25415), (2873, 21275), (3145, 19435), (3887, 15725), (4225, 14467), (4255, 14365), (5083, 12025), (5525, 11063), (6253, 9775), (7475, 8177)]