19245625

素因数分解:

$5^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:163

約数の個数: 40

約数和(自身を含む): 28340928

約数和(自身を除く): 9095303

約数列:

[1, 5, 7, 25, 35, 53, 83, 125, 175, 265, 371, 415, 581, 625, 875, 1325, 1855, 2075, 2905, 4375, 4399, 6625, 9275, 10375, 14525, 21995, 30793, 33125, 46375, 51875, 72625, 109975, 153965, 231875, 363125, 549875, 769825, 2749375, 3849125, 19245625]

約数ペア:

[(1, 19245625), (5, 3849125), (7, 2749375), (25, 769825), (35, 549875), (53, 363125), (83, 231875), (125, 153965), (175, 109975), (265, 72625), (371, 51875), (415, 46375), (581, 33125), (625, 30793), (875, 21995), (1325, 14525), (1855, 10375), (2075, 9275), (2905, 6625), (4375, 4399)]