388624675

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{479}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 539965440

約数和(自身を除く): 151340765

約数列:

[1, 5, 17, 23, 25, 83, 85, 115, 391, 415, 425, 479, 575, 1411, 1909, 1955, 2075, 2395, 7055, 8143, 9545, 9775, 11017, 11975, 32453, 35275, 39757, 40715, 47725, 55085, 162265, 187289, 198785, 203575, 275425, 675869, 811325, 914411, 936445, 993925, 3379345, 4572055, 4682225, 15544987, 16896725, 22860275, 77724935, 388624675]

約数ペア:

[(1, 388624675), (5, 77724935), (17, 22860275), (23, 16896725), (25, 15544987), (83, 4682225), (85, 4572055), (115, 3379345), (391, 993925), (415, 936445), (425, 914411), (479, 811325), (575, 675869), (1411, 275425), (1909, 203575), (1955, 198785), (2075, 187289), (2395, 162265), (7055, 55085), (8143, 47725), (9545, 40715), (9775, 39757), (11017, 35275), (11975, 32453)]