30724525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 44622144

約数和(自身を除く): 13897619

約数列:

[1, 5, 13, 17, 25, 65, 67, 83, 85, 221, 325, 335, 415, 425, 871, 1079, 1105, 1139, 1411, 1675, 2075, 4355, 5395, 5525, 5561, 5695, 7055, 14807, 18343, 21775, 26975, 27805, 28475, 35275, 72293, 74035, 91715, 94537, 139025, 361465, 370175, 458575, 472685, 1228981, 1807325, 2363425, 6144905, 30724525]

約数ペア:

[(1, 30724525), (5, 6144905), (13, 2363425), (17, 1807325), (25, 1228981), (65, 472685), (67, 458575), (83, 370175), (85, 361465), (221, 139025), (325, 94537), (335, 91715), (415, 74035), (425, 72293), (871, 35275), (1079, 28475), (1105, 27805), (1139, 26975), (1411, 21775), (1675, 18343), (2075, 14807), (4355, 7055), (5395, 5695), (5525, 5561)]