68991976

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{3821}}^1$

素因数の和:3925

約数の個数: 32

約数和(自身を含む): 135069480

約数和(自身を除く): 66077504

約数列:

[1, 2, 4, 8, 37, 61, 74, 122, 148, 244, 296, 488, 2257, 3821, 4514, 7642, 9028, 15284, 18056, 30568, 141377, 233081, 282754, 466162, 565508, 932324, 1131016, 1864648, 8623997, 17247994, 34495988, 68991976]

約数ペア:

[(1, 68991976), (2, 34495988), (4, 17247994), (8, 8623997), (37, 1864648), (61, 1131016), (74, 932324), (122, 565508), (148, 466162), (244, 282754), (296, 233081), (488, 141377), (2257, 30568), (3821, 18056), (4514, 15284), (7642, 9028)]