4212650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{6481}}^1$

素因数の和:6506

約数の個数: 24

約数和(自身を含む): 8439564

約数和(自身を除く): 4226914

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 6481, 12962, 32405, 64810, 84253, 162025, 168506, 324050, 421265, 842530, 2106325, 4212650]

約数ペア:

[(1, 4212650), (2, 2106325), (5, 842530), (10, 421265), (13, 324050), (25, 168506), (26, 162025), (50, 84253), (65, 64810), (130, 32405), (325, 12962), (650, 6481)]