71001040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{80683}}^1$

素因数の和:80707

約数の個数: 40

約数和(自身を含む): 180086688

約数和(自身を除く): 109085648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 80683, 161366, 322732, 403415, 645464, 806830, 887513, 1290928, 1613660, 1775026, 3227320, 3550052, 4437565, 6454640, 7100104, 8875130, 14200208, 17750260, 35500520, 71001040]

約数ペア:

[(1, 71001040), (2, 35500520), (4, 17750260), (5, 14200208), (8, 8875130), (10, 7100104), (11, 6454640), (16, 4437565), (20, 3550052), (22, 3227320), (40, 1775026), (44, 1613660), (55, 1290928), (80, 887513), (88, 806830), (110, 645464), (176, 403415), (220, 322732), (440, 161366), (880, 80683)]