About the Number

131978080

131978079 ← → 131978081

2進数表記:111110111011101001101100000

漢数字表記:一億三千百九十七万八千八十

素因数分解:

2 5 × 5 1 × 13 1 × 107 1 × 593 1

素因数の和:728
約数の個数: 96
約数和(自身を含む): 339492384
約数和(自身を除く): 207514304

約数列:
[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 107, 130, 160, 208, 214, 260, 416, 428, 520, 535, 593, 856, 1040, 1070, 1186, 1391, 1712, 2080, 2140, 2372, 2782, 2965, 3424, 4280, 4744, 5564, 5930, 6955, 7709, 8560, 9488, 11128, 11860, 13910, 15418, 17120, 18976, 22256, 23720, 27820, 30836, 38545, 44512, 47440, 55640, 61672, 63451, 77090, 94880, 111280, 123344, 126902, 154180, 222560, 246688, 253804, 308360, 317255, 507608, 616720, 634510, 824863, 1015216, 1233440, 1269020, 1649726, 2030432, 2538040, 3299452, 4124315, 5076080, 6598904, 8248630, 10152160, 13197808, 16497260, 26395616, 32994520, 65989040, 131978080]

約数ペア:
[(1, 131978080), (2, 65989040), (4, 32994520), (5, 26395616), (8, 16497260), (10, 13197808), (13, 10152160), (16, 8248630), (20, 6598904), (26, 5076080), (32, 4124315), (40, 3299452), (52, 2538040), (65, 2030432), (80, 1649726), (104, 1269020), (107, 1233440), (130, 1015216), (160, 824863), (208, 634510), (214, 616720), (260, 507608), (416, 317255), (428, 308360), (520, 253804), (535, 246688), (593, 222560), (856, 154180), (1040, 126902), (1070, 123344), (1186, 111280), (1391, 94880), (1712, 77090), (2080, 63451), (2140, 61672), (2372, 55640), (2782, 47440), (2965, 44512), (3424, 38545), (4280, 30836), (4744, 27820), (5564, 23720), (5930, 22256), (6955, 18976), (7709, 17120), (8560, 15418), (9488, 13910), (11128, 11860)]

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