205820237675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1\times {\mathrm{51871}}^1$

素因数の和:52344

約数の個数: 48

約数和(自身を含む): 285007591680

約数和(自身を除く): 79187354005

約数列:

[1, 5, 13, 25, 29, 65, 145, 325, 377, 421, 725, 1885, 2105, 5473, 9425, 10525, 12209, 27365, 51871, 61045, 136825, 158717, 259355, 305225, 674323, 793585, 1296775, 1504259, 3371615, 3967925, 7521295, 16858075, 19555367, 21837691, 37606475, 97776835, 109188455, 283889983, 488884175, 545942275, 633293039, 1419449915, 3166465195, 7097249575, 8232809507, 15832325975, 41164047535, 205820237675]

約数ペア:

[(1, 205820237675), (5, 41164047535), (13, 15832325975), (25, 8232809507), (29, 7097249575), (65, 3166465195), (145, 1419449915), (325, 633293039), (377, 545942275), (421, 488884175), (725, 283889983), (1885, 109188455), (2105, 97776835), (5473, 37606475), (9425, 21837691), (10525, 19555367), (12209, 16858075), (27365, 7521295), (51871, 3967925), (61045, 3371615), (136825, 1504259), (158717, 1296775), (259355, 793585), (305225, 674323)]