145140440

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{43717}}^1$

素因数の和:43811

約数の個数: 32

約数和(自身を含む): 330508080

約数和(自身を除く): 185367640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 43717, 87434, 174868, 218585, 349736, 437170, 874340, 1748680, 3628511, 7257022, 14514044, 18142555, 29028088, 36285110, 72570220, 145140440]

約数ペア:

[(1, 145140440), (2, 72570220), (4, 36285110), (5, 29028088), (8, 18142555), (10, 14514044), (20, 7257022), (40, 3628511), (83, 1748680), (166, 874340), (332, 437170), (415, 349736), (664, 218585), (830, 174868), (1660, 87434), (3320, 43717)]