78888750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:327

約数の個数: 80

約数和(自身を含む): 199998480

約数和(自身を除く): 121109730

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 109, 125, 150, 193, 218, 250, 327, 375, 386, 545, 579, 625, 654, 750, 965, 1090, 1158, 1250, 1635, 1875, 1930, 2725, 2895, 3270, 3750, 4825, 5450, 5790, 8175, 9650, 13625, 14475, 16350, 21037, 24125, 27250, 28950, 40875, 42074, 48250, 63111, 68125, 72375, 81750, 105185, 120625, 126222, 136250, 144750, 204375, 210370, 241250, 315555, 361875, 408750, 525925, 631110, 723750, 1051850, 1577775, 2629625, 3155550, 5259250, 7888875, 13148125, 15777750, 26296250, 39444375, 78888750]

約数ペア:

[(1, 78888750), (2, 39444375), (3, 26296250), (5, 15777750), (6, 13148125), (10, 7888875), (15, 5259250), (25, 3155550), (30, 2629625), (50, 1577775), (75, 1051850), (109, 723750), (125, 631110), (150, 525925), (193, 408750), (218, 361875), (250, 315555), (327, 241250), (375, 210370), (386, 204375), (545, 144750), (579, 136250), (625, 126222), (654, 120625), (750, 105185), (965, 81750), (1090, 72375), (1158, 68125), (1250, 63111), (1635, 48250), (1875, 42074), (1930, 40875), (2725, 28950), (2895, 27250), (3270, 24125), (3750, 21037), (4825, 16350), (5450, 14475), (5790, 13625), (8175, 9650)]