8071875

素因数分解:

$3^2\times 5^5\times 7^1\times {\mathrm{41}}^1$

素因数の和:79

約数の個数: 72

約数和(自身を含む): 17061408

約数和(自身を除く): 8989533

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 41, 45, 63, 75, 105, 123, 125, 175, 205, 225, 287, 315, 369, 375, 525, 615, 625, 861, 875, 1025, 1125, 1435, 1575, 1845, 1875, 2583, 2625, 3075, 3125, 4305, 4375, 5125, 5625, 7175, 7875, 9225, 9375, 12915, 13125, 15375, 21525, 21875, 25625, 28125, 35875, 39375, 46125, 64575, 65625, 76875, 107625, 128125, 179375, 196875, 230625, 322875, 384375, 538125, 896875, 1153125, 1614375, 2690625, 8071875]

約数ペア:

[(1, 8071875), (3, 2690625), (5, 1614375), (7, 1153125), (9, 896875), (15, 538125), (21, 384375), (25, 322875), (35, 230625), (41, 196875), (45, 179375), (63, 128125), (75, 107625), (105, 76875), (123, 65625), (125, 64575), (175, 46125), (205, 39375), (225, 35875), (287, 28125), (315, 25625), (369, 21875), (375, 21525), (525, 15375), (615, 13125), (625, 12915), (861, 9375), (875, 9225), (1025, 7875), (1125, 7175), (1435, 5625), (1575, 5125), (1845, 4375), (1875, 4305), (2583, 3125), (2625, 3075)]