22511050

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:271

約数の個数: 48

約数和(自身を含む): 43747200

約数和(自身を除く): 21236150

約数列:

[1, 2, 5, 10, 25, 41, 50, 79, 82, 139, 158, 205, 278, 395, 410, 695, 790, 1025, 1390, 1975, 2050, 3239, 3475, 3950, 5699, 6478, 6950, 10981, 11398, 16195, 21962, 28495, 32390, 54905, 56990, 80975, 109810, 142475, 161950, 274525, 284950, 450221, 549050, 900442, 2251105, 4502210, 11255525, 22511050]

約数ペア:

[(1, 22511050), (2, 11255525), (5, 4502210), (10, 2251105), (25, 900442), (41, 549050), (50, 450221), (79, 284950), (82, 274525), (139, 161950), (158, 142475), (205, 109810), (278, 80975), (395, 56990), (410, 54905), (695, 32390), (790, 28495), (1025, 21962), (1390, 16195), (1975, 11398), (2050, 10981), (3239, 6950), (3475, 6478), (3950, 5699)]