71809660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{276191}}^1$

素因数の和:276213

約数の個数: 24

約数和(自身を含む): 162400896

約数和(自身を除く): 90591236

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 276191, 552382, 1104764, 1380955, 2761910, 3590483, 5523820, 7180966, 14361932, 17952415, 35904830, 71809660]

約数ペア:

[(1, 71809660), (2, 35904830), (4, 17952415), (5, 14361932), (10, 7180966), (13, 5523820), (20, 3590483), (26, 2761910), (52, 1380955), (65, 1104764), (130, 552382), (260, 276191)]