1555125

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:71

約数の個数: 64

約数和(自身を含む): 3144960

約数和(自身を除く): 1589835

約数列:

[1, 3, 5, 11, 13, 15, 25, 29, 33, 39, 55, 65, 75, 87, 125, 143, 145, 165, 195, 275, 319, 325, 375, 377, 429, 435, 715, 725, 825, 957, 975, 1131, 1375, 1595, 1625, 1885, 2145, 2175, 3575, 3625, 4125, 4147, 4785, 4875, 5655, 7975, 9425, 10725, 10875, 12441, 17875, 20735, 23925, 28275, 39875, 47125, 53625, 62205, 103675, 119625, 141375, 311025, 518375, 1555125]

約数ペア:

[(1, 1555125), (3, 518375), (5, 311025), (11, 141375), (13, 119625), (15, 103675), (25, 62205), (29, 53625), (33, 47125), (39, 39875), (55, 28275), (65, 23925), (75, 20735), (87, 17875), (125, 12441), (143, 10875), (145, 10725), (165, 9425), (195, 7975), (275, 5655), (319, 4875), (325, 4785), (375, 4147), (377, 4125), (429, 3625), (435, 3575), (715, 2175), (725, 2145), (825, 1885), (957, 1625), (975, 1595), (1131, 1375)]