80813665

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{23189}}^1$

素因数の和:23252

約数の個数: 16

約数和(自身を含む): 105189840

約数和(自身を除く): 24376175

約数列:

[1, 5, 17, 41, 85, 205, 697, 3485, 23189, 115945, 394213, 950749, 1971065, 4753745, 16162733, 80813665]

約数ペア:

[(1, 80813665), (5, 16162733), (17, 4753745), (41, 1971065), (85, 950749), (205, 394213), (697, 115945), (3485, 23189)]