72481875

素因数分解:

$3^1\times 5^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:126

約数の個数: 80

約数和(自身を含む): 131957760

約数和(自身を除く): 59475885

約数列:

[1, 3, 5, 15, 25, 29, 31, 43, 75, 87, 93, 125, 129, 145, 155, 215, 375, 435, 465, 625, 645, 725, 775, 899, 1075, 1247, 1333, 1875, 2175, 2325, 2697, 3225, 3625, 3741, 3875, 3999, 4495, 5375, 6235, 6665, 10875, 11625, 13485, 16125, 18125, 18705, 19375, 19995, 22475, 26875, 31175, 33325, 38657, 54375, 58125, 67425, 80625, 93525, 99975, 112375, 115971, 155875, 166625, 193285, 337125, 467625, 499875, 561875, 579855, 779375, 833125, 966425, 1685625, 2338125, 2499375, 2899275, 4832125, 14496375, 24160625, 72481875]

約数ペア:

[(1, 72481875), (3, 24160625), (5, 14496375), (15, 4832125), (25, 2899275), (29, 2499375), (31, 2338125), (43, 1685625), (75, 966425), (87, 833125), (93, 779375), (125, 579855), (129, 561875), (145, 499875), (155, 467625), (215, 337125), (375, 193285), (435, 166625), (465, 155875), (625, 115971), (645, 112375), (725, 99975), (775, 93525), (899, 80625), (1075, 67425), (1247, 58125), (1333, 54375), (1875, 38657), (2175, 33325), (2325, 31175), (2697, 26875), (3225, 22475), (3625, 19995), (3741, 19375), (3875, 18705), (3999, 18125), (4495, 16125), (5375, 13485), (6235, 11625), (6665, 10875)]