268126975

素因数分解:

$5^2\times {\mathrm{17}}^3\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 368949600

約数和(自身を除く): 100822625

約数列:

[1, 5, 17, 25, 37, 59, 85, 185, 289, 295, 425, 629, 925, 1003, 1445, 1475, 2183, 3145, 4913, 5015, 7225, 10693, 10915, 15725, 17051, 24565, 25075, 37111, 53465, 54575, 85255, 122825, 181781, 185555, 267325, 289867, 426275, 630887, 908905, 927775, 1449335, 3154435, 4544525, 7246675, 10725079, 15772175, 53625395, 268126975]

約数ペア:

[(1, 268126975), (5, 53625395), (17, 15772175), (25, 10725079), (37, 7246675), (59, 4544525), (85, 3154435), (185, 1449335), (289, 927775), (295, 908905), (425, 630887), (629, 426275), (925, 289867), (1003, 267325), (1445, 185555), (1475, 181781), (2183, 122825), (3145, 85255), (4913, 54575), (5015, 53465), (7225, 37111), (10693, 25075), (10915, 24565), (15725, 17051)]