853640450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1313293}}^1$

素因数の和:1313318

約数の個数: 24

約数和(自身を含む): 1709908788

約数和(自身を除く): 856268338

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 1313293, 2626586, 6566465, 13132930, 17072809, 32832325, 34145618, 65664650, 85364045, 170728090, 426820225, 853640450]

約数ペア:

[(1, 853640450), (2, 426820225), (5, 170728090), (10, 85364045), (13, 65664650), (25, 34145618), (26, 32832325), (50, 17072809), (65, 13132930), (130, 6566465), (325, 2626586), (650, 1313293)]