39831975

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 76602240

約数和(自身を除く): 36770265

約数列:

[1, 3, 5, 9, 15, 23, 25, 43, 45, 69, 75, 115, 129, 179, 207, 215, 225, 345, 387, 537, 575, 645, 895, 989, 1035, 1075, 1611, 1725, 1935, 2685, 2967, 3225, 4117, 4475, 4945, 5175, 7697, 8055, 8901, 9675, 12351, 13425, 14835, 20585, 23091, 24725, 37053, 38485, 40275, 44505, 61755, 69273, 74175, 102925, 115455, 177031, 185265, 192425, 222525, 308775, 346365, 531093, 577275, 885155, 926325, 1593279, 1731825, 2655465, 4425775, 7966395, 13277325, 39831975]

約数ペア:

[(1, 39831975), (3, 13277325), (5, 7966395), (9, 4425775), (15, 2655465), (23, 1731825), (25, 1593279), (43, 926325), (45, 885155), (69, 577275), (75, 531093), (115, 346365), (129, 308775), (179, 222525), (207, 192425), (215, 185265), (225, 177031), (345, 115455), (387, 102925), (537, 74175), (575, 69273), (645, 61755), (895, 44505), (989, 40275), (1035, 38485), (1075, 37053), (1611, 24725), (1725, 23091), (1935, 20585), (2685, 14835), (2967, 13425), (3225, 12351), (4117, 9675), (4475, 8901), (4945, 8055), (5175, 7697)]