40003125

素因数分解:

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

素因数の和:296

約数の個数: 48

約数和(自身を含む): 70870464

約数和(自身を除く): 30867339

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 251, 255, 375, 425, 625, 753, 1255, 1275, 1875, 2125, 3125, 3765, 4267, 6275, 6375, 9375, 10625, 12801, 18825, 21335, 31375, 31875, 53125, 64005, 94125, 106675, 156875, 159375, 320025, 470625, 533375, 784375, 1600125, 2353125, 2666875, 8000625, 13334375, 40003125]

約数ペア:

[(1, 40003125), (3, 13334375), (5, 8000625), (15, 2666875), (17, 2353125), (25, 1600125), (51, 784375), (75, 533375), (85, 470625), (125, 320025), (251, 159375), (255, 156875), (375, 106675), (425, 94125), (625, 64005), (753, 53125), (1255, 31875), (1275, 31375), (1875, 21335), (2125, 18825), (3125, 12801), (3765, 10625), (4267, 9375), (6275, 6375)]