25880090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 50365152

約数和(自身を除く): 24485062

約数列:

[1, 2, 5, 10, 19, 38, 67, 95, 107, 134, 190, 214, 335, 361, 535, 670, 722, 1070, 1273, 1805, 2033, 2546, 3610, 4066, 6365, 7169, 10165, 12730, 14338, 20330, 24187, 35845, 38627, 48374, 71690, 77254, 120935, 136211, 193135, 241870, 272422, 386270, 681055, 1362110, 2588009, 5176018, 12940045, 25880090]

約数ペア:

[(1, 25880090), (2, 12940045), (5, 5176018), (10, 2588009), (19, 1362110), (38, 681055), (67, 386270), (95, 272422), (107, 241870), (134, 193135), (190, 136211), (214, 120935), (335, 77254), (361, 71690), (535, 48374), (670, 38627), (722, 35845), (1070, 24187), (1273, 20330), (1805, 14338), (2033, 12730), (2546, 10165), (3610, 7169), (4066, 6365)]