117978025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:982

約数の個数: 36

約数和(自身を含む): 164722096

約数和(自身を除く): 46744071

約数列:

[1, 5, 11, 25, 43, 55, 121, 215, 275, 473, 605, 907, 1075, 2365, 3025, 4535, 5203, 9977, 11825, 22675, 26015, 39001, 49885, 109747, 130075, 195005, 249425, 429011, 548735, 975025, 2145055, 2743675, 4719121, 10725275, 23595605, 117978025]

約数ペア:

[(1, 117978025), (5, 23595605), (11, 10725275), (25, 4719121), (43, 2743675), (55, 2145055), (121, 975025), (215, 548735), (275, 429011), (473, 249425), (605, 195005), (907, 130075), (1075, 109747), (2365, 49885), (3025, 39001), (4535, 26015), (5203, 22675), (9977, 11825)]