68990512

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{70687}}^1$

素因数の和:70756

約数の個数: 20

約数和(自身を含む): 135862336

約数和(自身を除く): 66871824

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 70687, 141374, 282748, 565496, 1130992, 4311907, 8623814, 17247628, 34495256, 68990512]

約数ペア:

[(1, 68990512), (2, 34495256), (4, 17247628), (8, 8623814), (16, 4311907), (61, 1130992), (122, 565496), (244, 282748), (488, 141374), (976, 70687)]