84710090

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{138869}}^1$

素因数の和:138937

約数の個数: 16

約数和(自身を含む): 154978920

約数和(自身を除く): 70268830

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 138869, 277738, 694345, 1388690, 8471009, 16942018, 42355045, 84710090]

約数ペア:

[(1, 84710090), (2, 42355045), (5, 16942018), (10, 8471009), (61, 1388690), (122, 694345), (305, 277738), (610, 138869)]