90454500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{20101}}^1$

素因数の和:20126

約数の個数: 72

約数和(自身を含む): 285367992

約数和(自身を除く): 194913492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 4500, 20101, 40202, 60303, 80404, 100505, 120606, 180909, 201010, 241212, 301515, 361818, 402020, 502525, 603030, 723636, 904545, 1005050, 1206060, 1507575, 1809090, 2010100, 2512625, 3015150, 3618180, 4522725, 5025250, 6030300, 7537875, 9045450, 10050500, 15075750, 18090900, 22613625, 30151500, 45227250, 90454500]

約数ペア:

[(1, 90454500), (2, 45227250), (3, 30151500), (4, 22613625), (5, 18090900), (6, 15075750), (9, 10050500), (10, 9045450), (12, 7537875), (15, 6030300), (18, 5025250), (20, 4522725), (25, 3618180), (30, 3015150), (36, 2512625), (45, 2010100), (50, 1809090), (60, 1507575), (75, 1206060), (90, 1005050), (100, 904545), (125, 723636), (150, 603030), (180, 502525), (225, 402020), (250, 361818), (300, 301515), (375, 241212), (450, 201010), (500, 180909), (750, 120606), (900, 100505), (1125, 80404), (1500, 60303), (2250, 40202), (4500, 20101)]