68103400

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{7919}}^1$

素因数の和:7978

約数の個数: 48

約数和(自身を含む): 162043200

約数和(自身を除く): 93939800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1720, 2150, 4300, 7919, 8600, 15838, 31676, 39595, 63352, 79190, 158380, 197975, 316760, 340517, 395950, 681034, 791900, 1362068, 1583800, 1702585, 2724136, 3405170, 6810340, 8512925, 13620680, 17025850, 34051700, 68103400]

約数ペア:

[(1, 68103400), (2, 34051700), (4, 17025850), (5, 13620680), (8, 8512925), (10, 6810340), (20, 3405170), (25, 2724136), (40, 1702585), (43, 1583800), (50, 1362068), (86, 791900), (100, 681034), (172, 395950), (200, 340517), (215, 316760), (344, 197975), (430, 158380), (860, 79190), (1075, 63352), (1720, 39595), (2150, 31676), (4300, 15838), (7919, 8600)]