91571720

素因数分解:

$2^3\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{1733}}^1$

素因数の和:3065

約数の個数: 32

約数和(自身を含む): 206311320

約数和(自身を除く): 114739600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1321, 1733, 2642, 3466, 5284, 6605, 6932, 8665, 10568, 13210, 13864, 17330, 26420, 34660, 52840, 69320, 2289293, 4578586, 9157172, 11446465, 18314344, 22892930, 45785860, 91571720]

約数ペア:

[(1, 91571720), (2, 45785860), (4, 22892930), (5, 18314344), (8, 11446465), (10, 9157172), (20, 4578586), (40, 2289293), (1321, 69320), (1733, 52840), (2642, 34660), (3466, 26420), (5284, 17330), (6605, 13864), (6932, 13210), (8665, 10568)]