157422785

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{373}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 210110208

約数和(自身を除く): 52687423

約数列:

[1, 5, 13, 43, 65, 151, 215, 373, 559, 755, 1865, 1963, 2795, 4849, 6493, 9815, 16039, 24245, 32465, 56323, 80195, 84409, 208507, 281615, 422045, 732199, 1042535, 2421889, 3660995, 12109445, 31484557, 157422785]

約数ペア:

[(1, 157422785), (5, 31484557), (13, 12109445), (43, 3660995), (65, 2421889), (151, 1042535), (215, 732199), (373, 422045), (559, 281615), (755, 208507), (1865, 84409), (1963, 80195), (2795, 56323), (4849, 32465), (6493, 24245), (9815, 16039)]