61043775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 109722144

約数和(自身を除く): 48678369

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 137, 195, 325, 411, 457, 685, 975, 1371, 1781, 2055, 2285, 3425, 5343, 5941, 6855, 8905, 10275, 11425, 17823, 26715, 29705, 34275, 44525, 62609, 89115, 133575, 148525, 187827, 313045, 445575, 813917, 939135, 1565225, 2441751, 4069585, 4695675, 12208755, 20347925, 61043775]

約数ペア:

[(1, 61043775), (3, 20347925), (5, 12208755), (13, 4695675), (15, 4069585), (25, 2441751), (39, 1565225), (65, 939135), (75, 813917), (137, 445575), (195, 313045), (325, 187827), (411, 148525), (457, 133575), (685, 89115), (975, 62609), (1371, 44525), (1781, 34275), (2055, 29705), (2285, 26715), (3425, 17823), (5343, 11425), (5941, 10275), (6855, 8905)]