39656025

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 75828480

約数和(自身を除く): 36172455

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 79, 97, 115, 207, 225, 237, 291, 345, 395, 485, 575, 711, 873, 1035, 1185, 1455, 1725, 1817, 1975, 2231, 2425, 3555, 4365, 5175, 5451, 5925, 6693, 7275, 7663, 9085, 11155, 16353, 17775, 20079, 21825, 22989, 27255, 33465, 38315, 45425, 55775, 68967, 81765, 100395, 114945, 136275, 167325, 176249, 191575, 344835, 408825, 501975, 528747, 574725, 881245, 1586241, 1724175, 2643735, 4406225, 7931205, 13218675, 39656025]

約数ペア:

[(1, 39656025), (3, 13218675), (5, 7931205), (9, 4406225), (15, 2643735), (23, 1724175), (25, 1586241), (45, 881245), (69, 574725), (75, 528747), (79, 501975), (97, 408825), (115, 344835), (207, 191575), (225, 176249), (237, 167325), (291, 136275), (345, 114945), (395, 100395), (485, 81765), (575, 68967), (711, 55775), (873, 45425), (1035, 38315), (1185, 33465), (1455, 27255), (1725, 22989), (1817, 21825), (1975, 20079), (2231, 17775), (2425, 16353), (3555, 11155), (4365, 9085), (5175, 7663), (5451, 7275), (5925, 6693)]