19005495625

素因数分解:

$5^4\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{3557}}^1$

素因数の和:3763

約数の個数: 40

約数和(自身を含む): 24275579328

約数和(自身を除く): 5270083703

約数列:

[1, 5, 25, 83, 103, 125, 415, 515, 625, 2075, 2575, 3557, 8549, 10375, 12875, 17785, 42745, 51875, 64375, 88925, 213725, 295231, 366371, 444625, 1068625, 1476155, 1831855, 2223125, 5343125, 7380775, 9159275, 30408793, 36903875, 45796375, 152043965, 184519375, 228981875, 760219825, 3801099125, 19005495625]

約数ペア:

[(1, 19005495625), (5, 3801099125), (25, 760219825), (83, 228981875), (103, 184519375), (125, 152043965), (415, 45796375), (515, 36903875), (625, 30408793), (2075, 9159275), (2575, 7380775), (3557, 5343125), (8549, 2223125), (10375, 1831855), (12875, 1476155), (17785, 1068625), (42745, 444625), (51875, 366371), (64375, 295231), (88925, 213725)]