72587080

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:598

約数の個数: 64

約数和(自身を含む): 171642240

約数和(自身を除く): 99055160

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 257, 307, 460, 514, 614, 920, 1028, 1228, 1285, 1535, 2056, 2456, 2570, 3070, 5140, 5911, 6140, 7061, 10280, 11822, 12280, 14122, 23644, 28244, 29555, 35305, 47288, 56488, 59110, 70610, 78899, 118220, 141220, 157798, 236440, 282440, 315596, 394495, 631192, 788990, 1577980, 1814677, 3155960, 3629354, 7258708, 9073385, 14517416, 18146770, 36293540, 72587080]

約数ペア:

[(1, 72587080), (2, 36293540), (4, 18146770), (5, 14517416), (8, 9073385), (10, 7258708), (20, 3629354), (23, 3155960), (40, 1814677), (46, 1577980), (92, 788990), (115, 631192), (184, 394495), (230, 315596), (257, 282440), (307, 236440), (460, 157798), (514, 141220), (614, 118220), (920, 78899), (1028, 70610), (1228, 59110), (1285, 56488), (1535, 47288), (2056, 35305), (2456, 29555), (2570, 28244), (3070, 23644), (5140, 14122), (5911, 12280), (6140, 11822), (7061, 10280)]