15525575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 22665216

約数和(自身を除く): 7139641

約数列:

[1, 5, 13, 23, 25, 31, 65, 67, 115, 155, 299, 325, 335, 403, 575, 713, 775, 871, 1495, 1541, 1675, 2015, 2077, 3565, 4355, 7475, 7705, 9269, 10075, 10385, 17825, 20033, 21775, 27001, 38525, 46345, 47771, 51925, 100165, 135005, 231725, 238855, 500825, 621023, 675025, 1194275, 3105115, 15525575]

約数ペア:

[(1, 15525575), (5, 3105115), (13, 1194275), (23, 675025), (25, 621023), (31, 500825), (65, 238855), (67, 231725), (115, 135005), (155, 100165), (299, 51925), (325, 47771), (335, 46345), (403, 38525), (575, 27001), (713, 21775), (775, 20033), (871, 17825), (1495, 10385), (1541, 10075), (1675, 9269), (2015, 7705), (2077, 7475), (3565, 4355)]