68235340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{701}}^1$

素因数の和:898

約数の個数: 48

約数和(自身を含む): 149071104

約数和(自身を除く): 80835764

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 157, 310, 314, 620, 628, 701, 785, 1402, 1570, 2804, 3140, 3505, 4867, 7010, 9734, 14020, 19468, 21731, 24335, 43462, 48670, 86924, 97340, 108655, 110057, 217310, 220114, 434620, 440228, 550285, 1100570, 2201140, 3411767, 6823534, 13647068, 17058835, 34117670, 68235340]

約数ペア:

[(1, 68235340), (2, 34117670), (4, 17058835), (5, 13647068), (10, 6823534), (20, 3411767), (31, 2201140), (62, 1100570), (124, 550285), (155, 440228), (157, 434620), (310, 220114), (314, 217310), (620, 110057), (628, 108655), (701, 97340), (785, 86924), (1402, 48670), (1570, 43462), (2804, 24335), (3140, 21731), (3505, 19468), (4867, 14020), (7010, 9734)]