664295090

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1\times {\mathrm{3209}}^1$

素因数の和:3506

約数の個数: 32

約数和(自身を含む): 1212917760

約数和(自身を除く): 548622670

約数列:

[1, 2, 5, 10, 127, 163, 254, 326, 635, 815, 1270, 1630, 3209, 6418, 16045, 20701, 32090, 41402, 103505, 207010, 407543, 523067, 815086, 1046134, 2037715, 2615335, 4075430, 5230670, 66429509, 132859018, 332147545, 664295090]

約数ペア:

[(1, 664295090), (2, 332147545), (5, 132859018), (10, 66429509), (127, 5230670), (163, 4075430), (254, 2615335), (326, 2037715), (635, 1046134), (815, 815086), (1270, 523067), (1630, 407543), (3209, 207010), (6418, 103505), (16045, 41402), (20701, 32090)]