80551850

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{761}}^1$

素因数の和:875

約数の個数: 48

約数和(自身を含む): 157322520

約数和(自身を除く): 76770670

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 73, 145, 146, 290, 365, 725, 730, 761, 1450, 1522, 1825, 2117, 3650, 3805, 4234, 7610, 10585, 19025, 21170, 22069, 38050, 44138, 52925, 55553, 105850, 110345, 111106, 220690, 277765, 551725, 555530, 1103450, 1388825, 1611037, 2777650, 3222074, 8055185, 16110370, 40275925, 80551850]

約数ペア:

[(1, 80551850), (2, 40275925), (5, 16110370), (10, 8055185), (25, 3222074), (29, 2777650), (50, 1611037), (58, 1388825), (73, 1103450), (145, 555530), (146, 551725), (290, 277765), (365, 220690), (725, 111106), (730, 110345), (761, 105850), (1450, 55553), (1522, 52925), (1825, 44138), (2117, 38050), (3650, 22069), (3805, 21170), (4234, 19025), (7610, 10585)]