129463910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{2851}}^1$

素因数の和:3116

約数の個数: 32

約数和(自身を含む): 246412800

約数和(自身を除く): 116948890

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 239, 478, 1195, 2390, 2851, 4541, 5702, 9082, 14255, 22705, 28510, 45410, 54169, 108338, 270845, 541690, 681389, 1362778, 3406945, 6813890, 12946391, 25892782, 64731955, 129463910]

約数ペア:

[(1, 129463910), (2, 64731955), (5, 25892782), (10, 12946391), (19, 6813890), (38, 3406945), (95, 1362778), (190, 681389), (239, 541690), (478, 270845), (1195, 108338), (2390, 54169), (2851, 45410), (4541, 28510), (5702, 22705), (9082, 14255)]