1999884675

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{571}}^1$

素因数の和:709

約数の個数: 96

約数和(自身を含む): 3646266624

約数和(自身を除く): 1646381949

約数列:

[1, 3, 5, 15, 17, 25, 41, 51, 67, 75, 85, 123, 201, 205, 255, 335, 425, 571, 615, 697, 1005, 1025, 1139, 1275, 1675, 1713, 2091, 2747, 2855, 3075, 3417, 3485, 5025, 5695, 8241, 8565, 9707, 10455, 13735, 14275, 17085, 17425, 23411, 28475, 29121, 38257, 41205, 42825, 46699, 48535, 52275, 68675, 70233, 85425, 114771, 117055, 140097, 145605, 191285, 206025, 233495, 242675, 351165, 397987, 573855, 585275, 650369, 700485, 728025, 956425, 1167475, 1193961, 1568537, 1755825, 1951107, 1989935, 2869275, 3251845, 3502425, 4705611, 5969805, 7842685, 9755535, 9949675, 16259225, 23528055, 26665129, 29849025, 39213425, 48777675, 79995387, 117640275, 133325645, 399976935, 666628225, 1999884675]

約数ペア:

[(1, 1999884675), (3, 666628225), (5, 399976935), (15, 133325645), (17, 117640275), (25, 79995387), (41, 48777675), (51, 39213425), (67, 29849025), (75, 26665129), (85, 23528055), (123, 16259225), (201, 9949675), (205, 9755535), (255, 7842685), (335, 5969805), (425, 4705611), (571, 3502425), (615, 3251845), (697, 2869275), (1005, 1989935), (1025, 1951107), (1139, 1755825), (1275, 1568537), (1675, 1193961), (1713, 1167475), (2091, 956425), (2747, 728025), (2855, 700485), (3075, 650369), (3417, 585275), (3485, 573855), (5025, 397987), (5695, 351165), (8241, 242675), (8565, 233495), (9707, 206025), (10455, 191285), (13735, 145605), (14275, 140097), (17085, 117055), (17425, 114771), (23411, 85425), (28475, 70233), (29121, 68675), (38257, 52275), (41205, 48535), (42825, 46699)]