255025125

素因数分解:

$3^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:181

約数の個数: 128

約数和(自身を含む): 513676800

約数和(自身を除く): 258651675

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 41, 45, 57, 75, 95, 97, 123, 125, 135, 171, 205, 225, 285, 291, 369, 375, 475, 485, 513, 615, 675, 779, 855, 873, 1025, 1107, 1125, 1425, 1455, 1843, 1845, 2337, 2375, 2425, 2565, 2619, 3075, 3375, 3895, 3977, 4275, 4365, 5125, 5529, 5535, 7011, 7125, 7275, 9215, 9225, 11685, 11931, 12125, 12825, 13095, 15375, 16587, 19475, 19885, 21033, 21375, 21825, 27645, 27675, 35055, 35793, 36375, 46075, 46125, 49761, 58425, 59655, 64125, 65475, 75563, 82935, 97375, 99425, 105165, 107379, 109125, 138225, 138375, 175275, 178965, 226689, 230375, 248805, 292125, 298275, 327375, 377815, 414675, 497125, 525825, 536895, 680067, 691125, 876375, 894825, 1133445, 1244025, 1491375, 1889075, 2040201, 2073375, 2629125, 2684475, 3400335, 4474125, 5667225, 6220125, 9445375, 10201005, 13422375, 17001675, 28336125, 51005025, 85008375, 255025125]

約数ペア:

[(1, 255025125), (3, 85008375), (5, 51005025), (9, 28336125), (15, 17001675), (19, 13422375), (25, 10201005), (27, 9445375), (41, 6220125), (45, 5667225), (57, 4474125), (75, 3400335), (95, 2684475), (97, 2629125), (123, 2073375), (125, 2040201), (135, 1889075), (171, 1491375), (205, 1244025), (225, 1133445), (285, 894825), (291, 876375), (369, 691125), (375, 680067), (475, 536895), (485, 525825), (513, 497125), (615, 414675), (675, 377815), (779, 327375), (855, 298275), (873, 292125), (1025, 248805), (1107, 230375), (1125, 226689), (1425, 178965), (1455, 175275), (1843, 138375), (1845, 138225), (2337, 109125), (2375, 107379), (2425, 105165), (2565, 99425), (2619, 97375), (3075, 82935), (3375, 75563), (3895, 65475), (3977, 64125), (4275, 59655), (4365, 58425), (5125, 49761), (5529, 46125), (5535, 46075), (7011, 36375), (7125, 35793), (7275, 35055), (9215, 27675), (9225, 27645), (11685, 21825), (11931, 21375), (12125, 21033), (12825, 19885), (13095, 19475), (15375, 16587)]