669577870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5150599}}^1$

素因数の和:5150619

約数の個数: 16

約数和(自身を含む): 1297951200

約数和(自身を除く): 628373330

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 5150599, 10301198, 25752995, 51505990, 66957787, 133915574, 334788935, 669577870]

約数ペア:

[(1, 669577870), (2, 334788935), (5, 133915574), (10, 66957787), (13, 51505990), (26, 25752995), (65, 10301198), (130, 5150599)]