79872825

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{269}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 137401920

約数和(自身を除く): 57529095

約数列:

[1, 3, 5, 15, 25, 37, 75, 107, 111, 185, 269, 321, 535, 555, 807, 925, 1345, 1605, 2675, 2775, 3959, 4035, 6725, 8025, 9953, 11877, 19795, 20175, 28783, 29859, 49765, 59385, 86349, 98975, 143915, 149295, 248825, 296925, 431745, 719575, 746475, 1064971, 2158725, 3194913, 5324855, 15974565, 26624275, 79872825]

約数ペア:

[(1, 79872825), (3, 26624275), (5, 15974565), (15, 5324855), (25, 3194913), (37, 2158725), (75, 1064971), (107, 746475), (111, 719575), (185, 431745), (269, 296925), (321, 248825), (535, 149295), (555, 143915), (807, 98975), (925, 86349), (1345, 59385), (1605, 49765), (2675, 29859), (2775, 28783), (3959, 20175), (4035, 19795), (6725, 11877), (8025, 9953)]