15678216970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1999}}^1\times {\mathrm{60331}}^1$

素因数の和:62350

約数の個数: 32

約数和(自身を含む): 30407328000

約数和(自身を除く): 14729111030

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1999, 3998, 9995, 19990, 25987, 51974, 60331, 120662, 129935, 259870, 301655, 603310, 784303, 1568606, 3921515, 7843030, 120601669, 241203338, 603008345, 1206016690, 1567821697, 3135643394, 7839108485, 15678216970]

約数ペア:

[(1, 15678216970), (2, 7839108485), (5, 3135643394), (10, 1567821697), (13, 1206016690), (26, 603008345), (65, 241203338), (130, 120601669), (1999, 7843030), (3998, 3921515), (9995, 1568606), (19990, 784303), (25987, 603310), (51974, 301655), (60331, 259870), (120662, 129935)]