489342880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{18097}}^1$

素因数の和:18138

約数の個数: 72

約数和(自身を含む): 1251911052

約数和(自身を除く): 762568172

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 1040, 1352, 1690, 2080, 2704, 3380, 5408, 6760, 13520, 18097, 27040, 36194, 72388, 90485, 144776, 180970, 235261, 289552, 361940, 470522, 579104, 723880, 941044, 1176305, 1447760, 1882088, 2352610, 2895520, 3058393, 3764176, 4705220, 6116786, 7528352, 9410440, 12233572, 15291965, 18820880, 24467144, 30583930, 37641760, 48934288, 61167860, 97868576, 122335720, 244671440, 489342880]

約数ペア:

[(1, 489342880), (2, 244671440), (4, 122335720), (5, 97868576), (8, 61167860), (10, 48934288), (13, 37641760), (16, 30583930), (20, 24467144), (26, 18820880), (32, 15291965), (40, 12233572), (52, 9410440), (65, 7528352), (80, 6116786), (104, 4705220), (130, 3764176), (160, 3058393), (169, 2895520), (208, 2352610), (260, 1882088), (338, 1447760), (416, 1176305), (520, 941044), (676, 723880), (845, 579104), (1040, 470522), (1352, 361940), (1690, 289552), (2080, 235261), (2704, 180970), (3380, 144776), (5408, 90485), (6760, 72388), (13520, 36194), (18097, 27040)]