61801375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:388

約数の個数: 32

約数和(自身を含む): 82667520

約数和(自身を除く): 20866145

約数列:

[1, 5, 17, 25, 85, 125, 127, 229, 425, 635, 1145, 2125, 2159, 3175, 3893, 5725, 10795, 15875, 19465, 28625, 29083, 53975, 97325, 145415, 269875, 486625, 494411, 727075, 2472055, 3635375, 12360275, 61801375]

約数ペア:

[(1, 61801375), (5, 12360275), (17, 3635375), (25, 2472055), (85, 727075), (125, 494411), (127, 486625), (229, 269875), (425, 145415), (635, 97325), (1145, 53975), (2125, 29083), (2159, 28625), (3175, 19465), (3893, 15875), (5725, 10795)]