156968580520

素因数分解:

$2^3\times 5^1\times {\mathrm{881}}^1\times {\mathrm{4454273}}^1$

素因数の和:4455165

約数の個数: 32

約数和(自身を含む): 353580270120

約数和(自身を除く): 196611689600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 881, 1762, 3524, 4405, 7048, 8810, 17620, 35240, 4454273, 8908546, 17817092, 22271365, 35634184, 44542730, 89085460, 178170920, 3924214513, 7848429026, 15696858052, 19621072565, 31393716104, 39242145130, 78484290260, 156968580520]

約数ペア:

[(1, 156968580520), (2, 78484290260), (4, 39242145130), (5, 31393716104), (8, 19621072565), (10, 15696858052), (20, 7848429026), (40, 3924214513), (881, 178170920), (1762, 89085460), (3524, 44542730), (4405, 35634184), (7048, 22271365), (8810, 17817092), (17620, 8908546), (35240, 4454273)]