253136260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{13337}}^1$

素因数の和:13432

約数の個数: 48

約数和(自身を含む): 580363056

約数和(自身を除く): 327226796

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 3796, 4745, 9490, 13337, 18980, 26674, 53348, 66685, 133370, 173381, 266740, 346762, 693524, 866905, 973601, 1733810, 1947202, 3467620, 3894404, 4868005, 9736010, 12656813, 19472020, 25313626, 50627252, 63284065, 126568130, 253136260]

約数ペア:

[(1, 253136260), (2, 126568130), (4, 63284065), (5, 50627252), (10, 25313626), (13, 19472020), (20, 12656813), (26, 9736010), (52, 4868005), (65, 3894404), (73, 3467620), (130, 1947202), (146, 1733810), (260, 973601), (292, 866905), (365, 693524), (730, 346762), (949, 266740), (1460, 173381), (1898, 133370), (3796, 66685), (4745, 53348), (9490, 26674), (13337, 18980)]