128440010

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{154747}}^1$

素因数の和:154837

約数の個数: 16

約数和(自身を含む): 233978976

約数和(自身を除く): 105538966

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 154747, 309494, 773735, 1547470, 12844001, 25688002, 64220005, 128440010]

約数ペア:

[(1, 128440010), (2, 64220005), (5, 25688002), (10, 12844001), (83, 1547470), (166, 773735), (415, 309494), (830, 154747)]