80718745

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{353}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 107049600

約数和(自身を除く): 26330855

約数列:

[1, 5, 19, 29, 83, 95, 145, 353, 415, 551, 1577, 1765, 2407, 2755, 6707, 7885, 10237, 12035, 29299, 33535, 45733, 51185, 146495, 194503, 228665, 556681, 849671, 972515, 2783405, 4248355, 16143749, 80718745]

約数ペア:

[(1, 80718745), (5, 16143749), (19, 4248355), (29, 2783405), (83, 972515), (95, 849671), (145, 556681), (353, 228665), (415, 194503), (551, 146495), (1577, 51185), (1765, 45733), (2407, 33535), (2755, 29299), (6707, 12035), (7885, 10237)]