1577259710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{18869}}^1$

素因数の和:19532

約数の個数: 32

約数和(自身を含む): 3062374560

約数和(自身を除く): 1485114850

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 643, 1286, 3215, 6430, 8359, 16718, 18869, 37738, 41795, 83590, 94345, 188690, 245297, 490594, 1226485, 2452970, 12132767, 24265534, 60663835, 121327670, 157725971, 315451942, 788629855, 1577259710]

約数ペア:

[(1, 1577259710), (2, 788629855), (5, 315451942), (10, 157725971), (13, 121327670), (26, 60663835), (65, 24265534), (130, 12132767), (643, 2452970), (1286, 1226485), (3215, 490594), (6430, 245297), (8359, 188690), (16718, 94345), (18869, 83590), (37738, 41795)]