83995000

素因数分解:

$2^3\times 5^4\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 199904760

約数和(自身を除く): 115909760

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 107, 125, 157, 200, 214, 250, 314, 428, 500, 535, 625, 628, 785, 856, 1000, 1070, 1250, 1256, 1570, 2140, 2500, 2675, 3140, 3925, 4280, 5000, 5350, 6280, 7850, 10700, 13375, 15700, 16799, 19625, 21400, 26750, 31400, 33598, 39250, 53500, 66875, 67196, 78500, 83995, 98125, 107000, 133750, 134392, 157000, 167990, 196250, 267500, 335980, 392500, 419975, 535000, 671960, 785000, 839950, 1679900, 2099875, 3359800, 4199750, 8399500, 10499375, 16799000, 20998750, 41997500, 83995000]

約数ペア:

[(1, 83995000), (2, 41997500), (4, 20998750), (5, 16799000), (8, 10499375), (10, 8399500), (20, 4199750), (25, 3359800), (40, 2099875), (50, 1679900), (100, 839950), (107, 785000), (125, 671960), (157, 535000), (200, 419975), (214, 392500), (250, 335980), (314, 267500), (428, 196250), (500, 167990), (535, 157000), (625, 134392), (628, 133750), (785, 107000), (856, 98125), (1000, 83995), (1070, 78500), (1250, 67196), (1256, 66875), (1570, 53500), (2140, 39250), (2500, 33598), (2675, 31400), (3140, 26750), (3925, 21400), (4280, 19625), (5000, 16799), (5350, 15700), (6280, 13375), (7850, 10700)]