1490257550

素因数分解:

$2^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{661}}^1\times {\mathrm{673}}^1$

素因数の和:1413

約数の個数: 48

約数和(自身を含む): 2821692912

約数和(自身を除く): 1331435362

約数列:

[1, 2, 5, 10, 25, 50, 67, 134, 335, 661, 670, 673, 1322, 1346, 1675, 3305, 3350, 3365, 6610, 6730, 16525, 16825, 33050, 33650, 44287, 45091, 88574, 90182, 221435, 225455, 442870, 444853, 450910, 889706, 1107175, 1127275, 2214350, 2224265, 2254550, 4448530, 11121325, 22242650, 29805151, 59610302, 149025755, 298051510, 745128775, 1490257550]

約数ペア:

[(1, 1490257550), (2, 745128775), (5, 298051510), (10, 149025755), (25, 59610302), (50, 29805151), (67, 22242650), (134, 11121325), (335, 4448530), (661, 2254550), (670, 2224265), (673, 2214350), (1322, 1127275), (1346, 1107175), (1675, 889706), (3305, 450910), (3350, 444853), (3365, 442870), (6610, 225455), (6730, 221435), (16525, 90182), (16825, 88574), (33050, 45091), (33650, 44287)]