63129820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{242807}}^1$

素因数の和:242829

約数の個数: 24

約数和(自身を含む): 142771104

約数和(自身を除く): 79641284

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 242807, 485614, 971228, 1214035, 2428070, 3156491, 4856140, 6312982, 12625964, 15782455, 31564910, 63129820]

約数ペア:

[(1, 63129820), (2, 31564910), (4, 15782455), (5, 12625964), (10, 6312982), (13, 4856140), (20, 3156491), (26, 2428070), (52, 1214035), (65, 971228), (130, 485614), (260, 242807)]