70489840

素因数分解:

$2^4\times 5^1\times {\mathrm{863}}^1\times {\mathrm{1021}}^1$

素因数の和:1897

約数の個数: 40

約数和(自身を含む): 164239488

約数和(自身を除く): 93749648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 863, 1021, 1726, 2042, 3452, 4084, 4315, 5105, 6904, 8168, 8630, 10210, 13808, 16336, 17260, 20420, 34520, 40840, 69040, 81680, 881123, 1762246, 3524492, 4405615, 7048984, 8811230, 14097968, 17622460, 35244920, 70489840]

約数ペア:

[(1, 70489840), (2, 35244920), (4, 17622460), (5, 14097968), (8, 8811230), (10, 7048984), (16, 4405615), (20, 3524492), (40, 1762246), (80, 881123), (863, 81680), (1021, 69040), (1726, 40840), (2042, 34520), (3452, 20420), (4084, 17260), (4315, 16336), (5105, 13808), (6904, 10210), (8168, 8630)]