205127875

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{797}}^1$

素因数の和:912

約数の個数: 32

約数和(自身を含む): 268894080

約数和(自身を除く): 63766205

約数列:

[1, 5, 25, 29, 71, 125, 145, 355, 725, 797, 1775, 2059, 3625, 3985, 8875, 10295, 19925, 23113, 51475, 56587, 99625, 115565, 257375, 282935, 577825, 1414675, 1641023, 2889125, 7073375, 8205115, 41025575, 205127875]

約数ペア:

[(1, 205127875), (5, 41025575), (25, 8205115), (29, 7073375), (71, 2889125), (125, 1641023), (145, 1414675), (355, 577825), (725, 282935), (797, 257375), (1775, 115565), (2059, 99625), (3625, 56587), (3985, 51475), (8875, 23113), (10295, 19925)]