72710205

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{811}}^1$

素因数の和:1001

約数の個数: 32

約数和(自身を含む): 120046080

約数和(自身を除く): 47335875

約数列:

[1, 3, 5, 15, 43, 129, 139, 215, 417, 645, 695, 811, 2085, 2433, 4055, 5977, 12165, 17931, 29885, 34873, 89655, 104619, 112729, 174365, 338187, 523095, 563645, 1690935, 4847347, 14542041, 24236735, 72710205]

約数ペア:

[(1, 72710205), (3, 24236735), (5, 14542041), (15, 4847347), (43, 1690935), (129, 563645), (139, 523095), (215, 338187), (417, 174365), (645, 112729), (695, 104619), (811, 89655), (2085, 34873), (2433, 29885), (4055, 17931), (5977, 12165)]