16815550

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:373

約数の個数: 48

約数和(自身を含む): 33694272

約数和(自身を除く): 16878722

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 73, 85, 146, 170, 271, 365, 425, 542, 730, 850, 1241, 1355, 1825, 2482, 2710, 3650, 4607, 6205, 6775, 9214, 12410, 13550, 19783, 23035, 31025, 39566, 46070, 62050, 98915, 115175, 197830, 230350, 336311, 494575, 672622, 989150, 1681555, 3363110, 8407775, 16815550]

約数ペア:

[(1, 16815550), (2, 8407775), (5, 3363110), (10, 1681555), (17, 989150), (25, 672622), (34, 494575), (50, 336311), (73, 230350), (85, 197830), (146, 115175), (170, 98915), (271, 62050), (365, 46070), (425, 39566), (542, 31025), (730, 23035), (850, 19783), (1241, 13550), (1355, 12410), (1825, 9214), (2482, 6775), (2710, 6205), (3650, 4607)]