61313240

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{11701}}^1$

素因数の和:11843

約数の個数: 32

約数和(自身を含む): 139019760

約数和(自身を除く): 77706520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 11701, 23402, 46804, 58505, 93608, 117010, 234020, 468040, 1532831, 3065662, 6131324, 7664155, 12262648, 15328310, 30656620, 61313240]

約数ペア:

[(1, 61313240), (2, 30656620), (4, 15328310), (5, 12262648), (8, 7664155), (10, 6131324), (20, 3065662), (40, 1532831), (131, 468040), (262, 234020), (524, 117010), (655, 93608), (1048, 58505), (1310, 46804), (2620, 23402), (5240, 11701)]