21836174950

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{3391}}^1\times {\mathrm{4441}}^1$

素因数の和:7873

約数の個数: 48

約数和(自身を含む): 42037666560

約数和(自身を除く): 20201491610

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 3391, 4441, 6782, 8882, 16955, 22205, 33910, 44410, 84775, 98339, 111025, 128789, 169550, 196678, 222050, 257578, 491695, 643945, 983390, 1287890, 2458475, 3219725, 4916950, 6439450, 15059431, 30118862, 75297155, 150594310, 376485775, 436723499, 752971550, 873446998, 2183617495, 4367234990, 10918087475, 21836174950]

約数ペア:

[(1, 21836174950), (2, 10918087475), (5, 4367234990), (10, 2183617495), (25, 873446998), (29, 752971550), (50, 436723499), (58, 376485775), (145, 150594310), (290, 75297155), (725, 30118862), (1450, 15059431), (3391, 6439450), (4441, 4916950), (6782, 3219725), (8882, 2458475), (16955, 1287890), (22205, 983390), (33910, 643945), (44410, 491695), (84775, 257578), (98339, 222050), (111025, 196678), (128789, 169550)]