68194120

素因数分解:

$2^3\times 5^1\times {\mathrm{449}}^1\times {\mathrm{3797}}^1$

素因数の和:4257

約数の個数: 32

約数和(自身を含む): 153819000

約数和(自身を除く): 85624880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 449, 898, 1796, 2245, 3592, 3797, 4490, 7594, 8980, 15188, 17960, 18985, 30376, 37970, 75940, 151880, 1704853, 3409706, 6819412, 8524265, 13638824, 17048530, 34097060, 68194120]

約数ペア:

[(1, 68194120), (2, 34097060), (4, 17048530), (5, 13638824), (8, 8524265), (10, 6819412), (20, 3409706), (40, 1704853), (449, 151880), (898, 75940), (1796, 37970), (2245, 30376), (3592, 18985), (3797, 17960), (4490, 15188), (7594, 8980)]