49242440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{337}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 120098160

約数和(自身を除く): 70855720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 281, 337, 520, 562, 674, 1124, 1348, 1405, 1685, 2248, 2696, 2810, 3370, 3653, 4381, 5620, 6740, 7306, 8762, 11240, 13480, 14612, 17524, 18265, 21905, 29224, 35048, 36530, 43810, 73060, 87620, 94697, 146120, 175240, 189394, 378788, 473485, 757576, 946970, 1231061, 1893940, 2462122, 3787880, 4924244, 6155305, 9848488, 12310610, 24621220, 49242440]

約数ペア:

[(1, 49242440), (2, 24621220), (4, 12310610), (5, 9848488), (8, 6155305), (10, 4924244), (13, 3787880), (20, 2462122), (26, 1893940), (40, 1231061), (52, 946970), (65, 757576), (104, 473485), (130, 378788), (260, 189394), (281, 175240), (337, 146120), (520, 94697), (562, 87620), (674, 73060), (1124, 43810), (1348, 36530), (1405, 35048), (1685, 29224), (2248, 21905), (2696, 18265), (2810, 17524), (3370, 14612), (3653, 13480), (4381, 11240), (5620, 8762), (6740, 7306)]