4488250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1381}}^1$

素因数の和:1411

約数の個数: 32

約数和(自身を含む): 9054864

約数和(自身を除く): 4566614

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1381, 1625, 2762, 3250, 6905, 13810, 17953, 34525, 35906, 69050, 89765, 172625, 179530, 345250, 448825, 897650, 2244125, 4488250]

約数ペア:

[(1, 4488250), (2, 2244125), (5, 897650), (10, 448825), (13, 345250), (25, 179530), (26, 172625), (50, 89765), (65, 69050), (125, 35906), (130, 34525), (250, 17953), (325, 13810), (650, 6905), (1381, 3250), (1625, 2762)]