22518375

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 42052608

約数和(自身を除く): 19534233

約数列:

[1, 3, 5, 11, 15, 25, 33, 53, 55, 75, 103, 125, 159, 165, 265, 275, 309, 375, 515, 583, 795, 825, 1133, 1325, 1375, 1545, 1749, 2575, 2915, 3399, 3975, 4125, 5459, 5665, 6625, 7725, 8745, 12875, 14575, 16377, 16995, 19875, 27295, 28325, 38625, 43725, 60049, 72875, 81885, 84975, 136475, 141625, 180147, 218625, 300245, 409425, 424875, 682375, 900735, 1501225, 2047125, 4503675, 7506125, 22518375]

約数ペア:

[(1, 22518375), (3, 7506125), (5, 4503675), (11, 2047125), (15, 1501225), (25, 900735), (33, 682375), (53, 424875), (55, 409425), (75, 300245), (103, 218625), (125, 180147), (159, 141625), (165, 136475), (265, 84975), (275, 81885), (309, 72875), (375, 60049), (515, 43725), (583, 38625), (795, 28325), (825, 27295), (1133, 19875), (1325, 16995), (1375, 16377), (1545, 14575), (1749, 12875), (2575, 8745), (2915, 7725), (3399, 6625), (3975, 5665), (4125, 5459)]