98778820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{613}}^1\times {\mathrm{1151}}^1$

素因数の和:1780

約数の個数: 48

約数和(自身を含む): 237662208

約数和(自身を除く): 138883388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 613, 1151, 1226, 2302, 2452, 3065, 4291, 4604, 5755, 6130, 8057, 8582, 11510, 12260, 16114, 17164, 21455, 23020, 32228, 40285, 42910, 80570, 85820, 161140, 705563, 1411126, 2822252, 3527815, 4938941, 7055630, 9877882, 14111260, 19755764, 24694705, 49389410, 98778820]

約数ペア:

[(1, 98778820), (2, 49389410), (4, 24694705), (5, 19755764), (7, 14111260), (10, 9877882), (14, 7055630), (20, 4938941), (28, 3527815), (35, 2822252), (70, 1411126), (140, 705563), (613, 161140), (1151, 85820), (1226, 80570), (2302, 42910), (2452, 40285), (3065, 32228), (4291, 23020), (4604, 21455), (5755, 17164), (6130, 16114), (8057, 12260), (8582, 11510)]