201616850

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{881}}^1$

素因数の和:1115

約数の個数: 48

約数和(自身を含む): 393724800

約数和(自身を除く): 192107950

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 199, 230, 398, 575, 881, 995, 1150, 1762, 1990, 4405, 4577, 4975, 8810, 9154, 9950, 20263, 22025, 22885, 40526, 44050, 45770, 101315, 114425, 175319, 202630, 228850, 350638, 506575, 876595, 1013150, 1753190, 4032337, 4382975, 8064674, 8765950, 20161685, 40323370, 100808425, 201616850]

約数ペア:

[(1, 201616850), (2, 100808425), (5, 40323370), (10, 20161685), (23, 8765950), (25, 8064674), (46, 4382975), (50, 4032337), (115, 1753190), (199, 1013150), (230, 876595), (398, 506575), (575, 350638), (881, 228850), (995, 202630), (1150, 175319), (1762, 114425), (1990, 101315), (4405, 45770), (4577, 44050), (4975, 40526), (8810, 22885), (9154, 22025), (9950, 20263)]