287146875

素因数分解:

$3^1\times 5^5\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 484656480

約数和(自身を除く): 197509605

約数列:

[1, 3, 5, 15, 25, 75, 109, 125, 281, 327, 375, 545, 625, 843, 1405, 1635, 1875, 2725, 3125, 4215, 7025, 8175, 9375, 13625, 21075, 30629, 35125, 40875, 68125, 91887, 105375, 153145, 175625, 204375, 340625, 459435, 526875, 765725, 878125, 1021875, 2297175, 2634375, 3828625, 11485875, 19143125, 57429375, 95715625, 287146875]

約数ペア:

[(1, 287146875), (3, 95715625), (5, 57429375), (15, 19143125), (25, 11485875), (75, 3828625), (109, 2634375), (125, 2297175), (281, 1021875), (327, 878125), (375, 765725), (545, 526875), (625, 459435), (843, 340625), (1405, 204375), (1635, 175625), (1875, 153145), (2725, 105375), (3125, 91887), (4215, 68125), (7025, 40875), (8175, 35125), (9375, 30629), (13625, 21075)]