156623905

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 202487040

約数和(自身を除く): 45863135

約数列:

[1, 5, 23, 61, 83, 115, 269, 305, 415, 1345, 1403, 1909, 5063, 6187, 7015, 9545, 16409, 22327, 25315, 30935, 82045, 111635, 116449, 377407, 513521, 582245, 1361947, 1887035, 2567605, 6809735, 31324781, 156623905]

約数ペア:

[(1, 156623905), (5, 31324781), (23, 6809735), (61, 2567605), (83, 1887035), (115, 1361947), (269, 582245), (305, 513521), (415, 377407), (1345, 116449), (1403, 111635), (1909, 82045), (5063, 30935), (6187, 25315), (7015, 22327), (9545, 16409)]