71140125

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{661}}^1$

素因数の和:727

約数の個数: 64

約数和(自身を含む): 138797568

約数和(自身を除く): 67657443

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 41, 75, 105, 123, 125, 175, 205, 287, 375, 525, 615, 661, 861, 875, 1025, 1435, 1983, 2625, 3075, 3305, 4305, 4627, 5125, 7175, 9915, 13881, 15375, 16525, 21525, 23135, 27101, 35875, 49575, 69405, 81303, 82625, 107625, 115675, 135505, 189707, 247875, 347025, 406515, 569121, 578375, 677525, 948535, 1735125, 2032575, 2845605, 3387625, 4742675, 10162875, 14228025, 23713375, 71140125]

約数ペア:

[(1, 71140125), (3, 23713375), (5, 14228025), (7, 10162875), (15, 4742675), (21, 3387625), (25, 2845605), (35, 2032575), (41, 1735125), (75, 948535), (105, 677525), (123, 578375), (125, 569121), (175, 406515), (205, 347025), (287, 247875), (375, 189707), (525, 135505), (615, 115675), (661, 107625), (861, 82625), (875, 81303), (1025, 69405), (1435, 49575), (1983, 35875), (2625, 27101), (3075, 23135), (3305, 21525), (4305, 16525), (4627, 15375), (5125, 13881), (7175, 9915)]