839150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1291}}^1$

素因数の和:1316

約数の個数: 24

約数和(自身を含む): 1682184

約数和(自身を除く): 843034

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 1291, 2582, 6455, 12910, 16783, 32275, 33566, 64550, 83915, 167830, 419575, 839150]

約数ペア:

[(1, 839150), (2, 419575), (5, 167830), (10, 83915), (13, 64550), (25, 33566), (26, 32275), (50, 16783), (65, 12910), (130, 6455), (325, 2582), (650, 1291)]