79904025

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{18691}}^1$

素因数の和:18726

約数の個数: 36

約数和(自身を含む): 150657520

約数和(自身を除く): 70753495

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 171, 225, 285, 475, 855, 1425, 4275, 18691, 56073, 93455, 168219, 280365, 355129, 467275, 841095, 1065387, 1401825, 1775645, 3196161, 4205475, 5326935, 8878225, 15980805, 26634675, 79904025]

約数ペア:

[(1, 79904025), (3, 26634675), (5, 15980805), (9, 8878225), (15, 5326935), (19, 4205475), (25, 3196161), (45, 1775645), (57, 1401825), (75, 1065387), (95, 841095), (171, 467275), (225, 355129), (285, 280365), (475, 168219), (855, 93455), (1425, 56073), (4275, 18691)]