200659420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{1259}}^1$

素因数の和:1894

約数の個数: 48

約数和(自身を含む): 454900320

約数和(自身を除く): 254240900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 613, 1226, 1259, 2452, 2518, 3065, 5036, 6130, 6295, 7969, 12260, 12590, 15938, 16367, 25180, 31876, 32734, 39845, 65468, 79690, 81835, 159380, 163670, 327340, 771767, 1543534, 3087068, 3858835, 7717670, 10032971, 15435340, 20065942, 40131884, 50164855, 100329710, 200659420]

約数ペア:

[(1, 200659420), (2, 100329710), (4, 50164855), (5, 40131884), (10, 20065942), (13, 15435340), (20, 10032971), (26, 7717670), (52, 3858835), (65, 3087068), (130, 1543534), (260, 771767), (613, 327340), (1226, 163670), (1259, 159380), (2452, 81835), (2518, 79690), (3065, 65468), (5036, 39845), (6130, 32734), (6295, 31876), (7969, 25180), (12260, 16367), (12590, 15938)]