79806040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53923}}^1$

素因数の和:53971

約数の個数: 32

約数和(自身を含む): 184420080

約数和(自身を除く): 104614040

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 53923, 107846, 215692, 269615, 431384, 539230, 1078460, 1995151, 2156920, 3990302, 7980604, 9975755, 15961208, 19951510, 39903020, 79806040]

約数ペア:

[(1, 79806040), (2, 39903020), (4, 19951510), (5, 15961208), (8, 9975755), (10, 7980604), (20, 3990302), (37, 2156920), (40, 1995151), (74, 1078460), (148, 539230), (185, 431384), (296, 269615), (370, 215692), (740, 107846), (1480, 53923)]