87513125

素因数分解:

$5^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:351

約数の個数: 40

約数和(自身を含む): 127009344

約数和(自身を除く): 39496219

約数列:

[1, 5, 7, 25, 35, 83, 125, 175, 241, 415, 581, 625, 875, 1205, 1687, 2075, 2905, 4375, 6025, 8435, 10375, 14525, 20003, 30125, 42175, 51875, 72625, 100015, 140021, 150625, 210875, 363125, 500075, 700105, 1054375, 2500375, 3500525, 12501875, 17502625, 87513125]

約数ペア:

[(1, 87513125), (5, 17502625), (7, 12501875), (25, 3500525), (35, 2500375), (83, 1054375), (125, 700105), (175, 500075), (241, 363125), (415, 210875), (581, 150625), (625, 140021), (875, 100015), (1205, 72625), (1687, 51875), (2075, 42175), (2905, 30125), (4375, 20003), (6025, 14525), (8435, 10375)]