1280844815

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1\times {\mathrm{929}}^1$

素因数の和:1607

約数の個数: 32

約数和(自身を含む): 1692748800

約数和(自身を除く): 411903985

約数列:

[1, 5, 19, 23, 95, 115, 437, 631, 929, 2185, 3155, 4645, 11989, 14513, 17651, 21367, 59945, 72565, 88255, 106835, 275747, 405973, 586199, 1378735, 2029865, 2930995, 11137781, 13482577, 55688905, 67412885, 256168963, 1280844815]

約数ペア:

[(1, 1280844815), (5, 256168963), (19, 67412885), (23, 55688905), (95, 13482577), (115, 11137781), (437, 2930995), (631, 2029865), (929, 1378735), (2185, 586199), (3155, 405973), (4645, 275747), (11989, 106835), (14513, 88255), (17651, 72565), (21367, 59945)]