128816175

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{677}}^1$

素因数の和:792

約数の個数: 48

約数和(自身を含む): 221950080

約数和(自身を除く): 93133905

約数列:

[1, 3, 5, 15, 25, 43, 59, 75, 129, 177, 215, 295, 645, 677, 885, 1075, 1475, 2031, 2537, 3225, 3385, 4425, 7611, 10155, 12685, 16925, 29111, 38055, 39943, 50775, 63425, 87333, 119829, 145555, 190275, 199715, 436665, 599145, 727775, 998575, 1717549, 2183325, 2995725, 5152647, 8587745, 25763235, 42938725, 128816175]

約数ペア:

[(1, 128816175), (3, 42938725), (5, 25763235), (15, 8587745), (25, 5152647), (43, 2995725), (59, 2183325), (75, 1717549), (129, 998575), (177, 727775), (215, 599145), (295, 436665), (645, 199715), (677, 190275), (885, 145555), (1075, 119829), (1475, 87333), (2031, 63425), (2537, 50775), (3225, 39943), (3385, 38055), (4425, 29111), (7611, 16925), (10155, 12685)]