220130175

素因数分解:

$3^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 375190272

約数和(自身を除く): 155060097

約数列:

[1, 3, 5, 15, 25, 67, 71, 75, 201, 213, 335, 355, 617, 1005, 1065, 1675, 1775, 1851, 3085, 4757, 5025, 5325, 9255, 14271, 15425, 23785, 41339, 43807, 46275, 71355, 118925, 124017, 131421, 206695, 219035, 356775, 620085, 657105, 1033475, 1095175, 2935069, 3100425, 3285525, 8805207, 14675345, 44026035, 73376725, 220130175]

約数ペア:

[(1, 220130175), (3, 73376725), (5, 44026035), (15, 14675345), (25, 8805207), (67, 3285525), (71, 3100425), (75, 2935069), (201, 1095175), (213, 1033475), (335, 657105), (355, 620085), (617, 356775), (1005, 219035), (1065, 206695), (1675, 131421), (1775, 124017), (1851, 118925), (3085, 71355), (4757, 46275), (5025, 43807), (5325, 41339), (9255, 23785), (14271, 15425)]