20348078350

素因数分解:

$2^1\times 5^2\times {\mathrm{173}}^1\times {\mathrm{199}}^1\times {\mathrm{11821}}^1$

素因数の和:12205

約数の個数: 48

約数和(自身を含む): 38260720800

約数和(自身を除く): 17912642450

約数列:

[1, 2, 5, 10, 25, 50, 173, 199, 346, 398, 865, 995, 1730, 1990, 4325, 4975, 8650, 9950, 11821, 23642, 34427, 59105, 68854, 118210, 172135, 295525, 344270, 591050, 860675, 1721350, 2045033, 2352379, 4090066, 4704758, 10225165, 11761895, 20450330, 23523790, 51125825, 58809475, 102251650, 117618950, 406961567, 813923134, 2034807835, 4069615670, 10174039175, 20348078350]

約数ペア:

[(1, 20348078350), (2, 10174039175), (5, 4069615670), (10, 2034807835), (25, 813923134), (50, 406961567), (173, 117618950), (199, 102251650), (346, 58809475), (398, 51125825), (865, 23523790), (995, 20450330), (1730, 11761895), (1990, 10225165), (4325, 4704758), (4975, 4090066), (8650, 2352379), (9950, 2045033), (11821, 1721350), (23642, 860675), (34427, 591050), (59105, 344270), (68854, 295525), (118210, 172135)]