141521690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{4999}}^1$

素因数の和:5174

約数の個数: 32

約数和(自身を含む): 270000000

約数和(自身を除く): 128478310

約数列:

[1, 2, 5, 10, 19, 38, 95, 149, 190, 298, 745, 1490, 2831, 4999, 5662, 9998, 14155, 24995, 28310, 49990, 94981, 189962, 474905, 744851, 949810, 1489702, 3724255, 7448510, 14152169, 28304338, 70760845, 141521690]

約数ペア:

[(1, 141521690), (2, 70760845), (5, 28304338), (10, 14152169), (19, 7448510), (38, 3724255), (95, 1489702), (149, 949810), (190, 744851), (298, 474905), (745, 189962), (1490, 94981), (2831, 49990), (4999, 28310), (5662, 24995), (9998, 14155)]