86786875

素因数分解:

$5^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:349

約数の個数: 40

約数和(自身を含む): 125959680

約数和(自身を除く): 39172805

約数列:

[1, 5, 7, 25, 35, 83, 125, 175, 239, 415, 581, 625, 875, 1195, 1673, 2075, 2905, 4375, 5975, 8365, 10375, 14525, 19837, 29875, 41825, 51875, 72625, 99185, 138859, 149375, 209125, 363125, 495925, 694295, 1045625, 2479625, 3471475, 12398125, 17357375, 86786875]

約数ペア:

[(1, 86786875), (5, 17357375), (7, 12398125), (25, 3471475), (35, 2479625), (83, 1045625), (125, 694295), (175, 495925), (239, 363125), (415, 209125), (581, 149375), (625, 138859), (875, 99185), (1195, 72625), (1673, 51875), (2075, 41825), (2905, 29875), (4375, 19837), (5975, 14525), (8365, 10375)]