66701680

素因数分解:

$2^4\times 5^1\times {\mathrm{227}}^1\times {\mathrm{3673}}^1$

素因数の和:3913

約数の個数: 40

約数和(自身を含む): 155806992

約数和(自身を除く): 89105312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 227, 454, 908, 1135, 1816, 2270, 3632, 3673, 4540, 7346, 9080, 14692, 18160, 18365, 29384, 36730, 58768, 73460, 146920, 293840, 833771, 1667542, 3335084, 4168855, 6670168, 8337710, 13340336, 16675420, 33350840, 66701680]

約数ペア:

[(1, 66701680), (2, 33350840), (4, 16675420), (5, 13340336), (8, 8337710), (10, 6670168), (16, 4168855), (20, 3335084), (40, 1667542), (80, 833771), (227, 293840), (454, 146920), (908, 73460), (1135, 58768), (1816, 36730), (2270, 29384), (3632, 18365), (3673, 18160), (4540, 14692), (7346, 9080)]