67976120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{39521}}^1$

素因数の和:39575

約数の個数: 32

約数和(自身を含む): 156507120

約数和(自身を除く): 88531000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 39521, 79042, 158084, 197605, 316168, 395210, 790420, 1580840, 1699403, 3398806, 6797612, 8497015, 13595224, 16994030, 33988060, 67976120]

約数ペア:

[(1, 67976120), (2, 33988060), (4, 16994030), (5, 13595224), (8, 8497015), (10, 6797612), (20, 3398806), (40, 1699403), (43, 1580840), (86, 790420), (172, 395210), (215, 316168), (344, 197605), (430, 158084), (860, 79042), (1720, 39521)]