8000625

素因数分解:

$3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:291

約数の個数: 40

約数和(自身を含む): 14170464

約数和(自身を除く): 6169839

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 251, 255, 375, 425, 625, 753, 1255, 1275, 1875, 2125, 3765, 4267, 6275, 6375, 10625, 12801, 18825, 21335, 31375, 31875, 64005, 94125, 106675, 156875, 320025, 470625, 533375, 1600125, 2666875, 8000625]

約数ペア:

[(1, 8000625), (3, 2666875), (5, 1600125), (15, 533375), (17, 470625), (25, 320025), (51, 156875), (75, 106675), (85, 94125), (125, 64005), (251, 31875), (255, 31375), (375, 21335), (425, 18825), (625, 12801), (753, 10625), (1255, 6375), (1275, 6275), (1875, 4267), (2125, 3765)]