129210310

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{127931}}^1$

素因数の和:128039

約数の個数: 16

約数和(自身を含む): 234883152

約数和(自身を除く): 105672842

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 127931, 255862, 639655, 1279310, 12921031, 25842062, 64605155, 129210310]

約数ペア:

[(1, 129210310), (2, 64605155), (5, 25842062), (10, 12921031), (101, 1279310), (202, 639655), (505, 255862), (1010, 127931)]