68889040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{78283}}^1$

素因数の和:78307

約数の個数: 40

約数和(自身を含む): 174729888

約数和(自身を除く): 105840848

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 78283, 156566, 313132, 391415, 626264, 782830, 861113, 1252528, 1565660, 1722226, 3131320, 3444452, 4305565, 6262640, 6888904, 8611130, 13777808, 17222260, 34444520, 68889040]

約数ペア:

[(1, 68889040), (2, 34444520), (4, 17222260), (5, 13777808), (8, 8611130), (10, 6888904), (11, 6262640), (16, 4305565), (20, 3444452), (22, 3131320), (40, 1722226), (44, 1565660), (55, 1252528), (80, 861113), (88, 782830), (110, 626264), (176, 391415), (220, 313132), (440, 156566), (880, 78283)]