20131455100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{461}}^1\times {\mathrm{10651}}^1$

素因数の和:11167

約数の個数: 72

約数和(自身を含む): 44852035536

約数和(自身を除く): 24720580436

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 461, 820, 922, 1025, 1844, 2050, 2305, 4100, 4610, 9220, 10651, 11525, 18901, 21302, 23050, 37802, 42604, 46100, 53255, 75604, 94505, 106510, 189010, 213020, 266275, 378020, 436691, 472525, 532550, 873382, 945050, 1065100, 1746764, 1890100, 2183455, 4366910, 4910111, 8733820, 9820222, 10917275, 19640444, 21834550, 24550555, 43669100, 49101110, 98202220, 122752775, 201314551, 245505550, 402629102, 491011100, 805258204, 1006572755, 2013145510, 4026291020, 5032863775, 10065727550, 20131455100]

約数ペア:

[(1, 20131455100), (2, 10065727550), (4, 5032863775), (5, 4026291020), (10, 2013145510), (20, 1006572755), (25, 805258204), (41, 491011100), (50, 402629102), (82, 245505550), (100, 201314551), (164, 122752775), (205, 98202220), (410, 49101110), (461, 43669100), (820, 24550555), (922, 21834550), (1025, 19640444), (1844, 10917275), (2050, 9820222), (2305, 8733820), (4100, 4910111), (4610, 4366910), (9220, 2183455), (10651, 1890100), (11525, 1746764), (18901, 1065100), (21302, 945050), (23050, 873382), (37802, 532550), (42604, 472525), (46100, 436691), (53255, 378020), (75604, 266275), (94505, 213020), (106510, 189010)]