68748464

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{70439}}^1$

素因数の和:70508

約数の個数: 20

約数和(自身を含む): 135385680

約数和(自身を除く): 66637216

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 70439, 140878, 281756, 563512, 1127024, 4296779, 8593558, 17187116, 34374232, 68748464]

約数ペア:

[(1, 68748464), (2, 34374232), (4, 17187116), (8, 8593558), (16, 4296779), (61, 1127024), (122, 563512), (244, 281756), (488, 140878), (976, 70439)]