32641640

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 76107600

約数和(自身を除く): 43465960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 89, 106, 173, 178, 212, 265, 346, 356, 424, 445, 530, 692, 712, 865, 890, 1060, 1384, 1730, 1780, 2120, 3460, 3560, 4717, 6920, 9169, 9434, 15397, 18338, 18868, 23585, 30794, 36676, 37736, 45845, 47170, 61588, 73352, 76985, 91690, 94340, 123176, 153970, 183380, 188680, 307940, 366760, 615880, 816041, 1632082, 3264164, 4080205, 6528328, 8160410, 16320820, 32641640]

約数ペア:

[(1, 32641640), (2, 16320820), (4, 8160410), (5, 6528328), (8, 4080205), (10, 3264164), (20, 1632082), (40, 816041), (53, 615880), (89, 366760), (106, 307940), (173, 188680), (178, 183380), (212, 153970), (265, 123176), (346, 94340), (356, 91690), (424, 76985), (445, 73352), (530, 61588), (692, 47170), (712, 45845), (865, 37736), (890, 36676), (1060, 30794), (1384, 23585), (1730, 18868), (1780, 18338), (2120, 15397), (3460, 9434), (3560, 9169), (4717, 6920)]