69403090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{2689}}^1$

素因数の和:2814

約数の個数: 32

約数和(自身を含む): 130734000

約数和(自身を除く): 61330910

約数列:

[1, 2, 5, 10, 29, 58, 89, 145, 178, 290, 445, 890, 2581, 2689, 5162, 5378, 12905, 13445, 25810, 26890, 77981, 155962, 239321, 389905, 478642, 779810, 1196605, 2393210, 6940309, 13880618, 34701545, 69403090]

約数ペア:

[(1, 69403090), (2, 34701545), (5, 13880618), (10, 6940309), (29, 2393210), (58, 1196605), (89, 779810), (145, 478642), (178, 389905), (290, 239321), (445, 155962), (890, 77981), (2581, 26890), (2689, 25810), (5162, 13445), (5378, 12905)]