15291250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{941}}^1$

素因数の和:976

約数の個数: 40

約数和(自身を含む): 30899484

約数和(自身を除く): 15608234

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 941, 1250, 1625, 1882, 3250, 4705, 8125, 9410, 12233, 16250, 23525, 24466, 47050, 61165, 117625, 122330, 235250, 305825, 588125, 611650, 1176250, 1529125, 3058250, 7645625, 15291250]

約数ペア:

[(1, 15291250), (2, 7645625), (5, 3058250), (10, 1529125), (13, 1176250), (25, 611650), (26, 588125), (50, 305825), (65, 235250), (125, 122330), (130, 117625), (250, 61165), (325, 47050), (625, 24466), (650, 23525), (941, 16250), (1250, 12233), (1625, 9410), (1882, 8125), (3250, 4705)]