42295240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{499}}^1$

素因数の和:686

約数の個数: 64

約数和(自身を含む): 103320000

約数和(自身を除く): 61024760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 163, 260, 326, 499, 520, 652, 815, 998, 1304, 1630, 1996, 2119, 2495, 3260, 3992, 4238, 4990, 6487, 6520, 8476, 9980, 10595, 12974, 16952, 19960, 21190, 25948, 32435, 42380, 51896, 64870, 81337, 84760, 129740, 162674, 259480, 325348, 406685, 650696, 813370, 1057381, 1626740, 2114762, 3253480, 4229524, 5286905, 8459048, 10573810, 21147620, 42295240]

約数ペア:

[(1, 42295240), (2, 21147620), (4, 10573810), (5, 8459048), (8, 5286905), (10, 4229524), (13, 3253480), (20, 2114762), (26, 1626740), (40, 1057381), (52, 813370), (65, 650696), (104, 406685), (130, 325348), (163, 259480), (260, 162674), (326, 129740), (499, 84760), (520, 81337), (652, 64870), (815, 51896), (998, 42380), (1304, 32435), (1630, 25948), (1996, 21190), (2119, 19960), (2495, 16952), (3260, 12974), (3992, 10595), (4238, 9980), (4990, 8476), (6487, 6520)]