86484375

素因数分解:

$3^3\times 5^7\times {\mathrm{41}}^1$

素因数の和:85

約数の個数: 64

約数和(自身を含む): 164062080

約数和(自身を除く): 77577705

約数列:

[1, 3, 5, 9, 15, 25, 27, 41, 45, 75, 123, 125, 135, 205, 225, 369, 375, 615, 625, 675, 1025, 1107, 1125, 1845, 1875, 3075, 3125, 3375, 5125, 5535, 5625, 9225, 9375, 15375, 15625, 16875, 25625, 27675, 28125, 46125, 46875, 76875, 78125, 84375, 128125, 138375, 140625, 230625, 234375, 384375, 421875, 640625, 691875, 703125, 1153125, 1921875, 2109375, 3203125, 3459375, 5765625, 9609375, 17296875, 28828125, 86484375]

約数ペア:

[(1, 86484375), (3, 28828125), (5, 17296875), (9, 9609375), (15, 5765625), (25, 3459375), (27, 3203125), (41, 2109375), (45, 1921875), (75, 1153125), (123, 703125), (125, 691875), (135, 640625), (205, 421875), (225, 384375), (369, 234375), (375, 230625), (615, 140625), (625, 138375), (675, 128125), (1025, 84375), (1107, 78125), (1125, 76875), (1845, 46875), (1875, 46125), (3075, 28125), (3125, 27675), (3375, 25625), (5125, 16875), (5535, 15625), (5625, 15375), (9225, 9375)]