1394459950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{839}}^1\times {\mathrm{2557}}^1$

素因数の和:3421

約数の個数: 48

約数和(自身を含む): 2797633440

約数和(自身を除く): 1403173490

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 839, 1678, 2557, 4195, 5114, 8390, 10907, 12785, 20975, 21814, 25570, 33241, 41950, 54535, 63925, 66482, 109070, 127850, 166205, 272675, 332410, 545350, 831025, 1662050, 2145323, 4290646, 10726615, 21453230, 27889199, 53633075, 55778398, 107266150, 139445995, 278891990, 697229975, 1394459950]

約数ペア:

[(1, 1394459950), (2, 697229975), (5, 278891990), (10, 139445995), (13, 107266150), (25, 55778398), (26, 53633075), (50, 27889199), (65, 21453230), (130, 10726615), (325, 4290646), (650, 2145323), (839, 1662050), (1678, 831025), (2557, 545350), (4195, 332410), (5114, 272675), (8390, 166205), (10907, 127850), (12785, 109070), (20975, 66482), (21814, 63925), (25570, 54535), (33241, 41950)]