133158640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53693}}^1$

素因数の和:53737

約数の個数: 40

約数和(自身を含む): 319586688

約数和(自身を除く): 186428048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 53693, 107386, 214772, 268465, 429544, 536930, 859088, 1073860, 1664483, 2147720, 3328966, 4295440, 6657932, 8322415, 13315864, 16644830, 26631728, 33289660, 66579320, 133158640]

約数ペア:

[(1, 133158640), (2, 66579320), (4, 33289660), (5, 26631728), (8, 16644830), (10, 13315864), (16, 8322415), (20, 6657932), (31, 4295440), (40, 3328966), (62, 2147720), (80, 1664483), (124, 1073860), (155, 859088), (248, 536930), (310, 429544), (496, 268465), (620, 214772), (1240, 107386), (2480, 53693)]