72220790

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{87013}}^1$

素因数の和:87103

約数の個数: 16

約数和(自身を含む): 131565168

約数和(自身を除く): 59344378

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 87013, 174026, 435065, 870130, 7222079, 14444158, 36110395, 72220790]

約数ペア:

[(1, 72220790), (2, 36110395), (5, 14444158), (10, 7222079), (83, 870130), (166, 435065), (415, 174026), (830, 87013)]