80201100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:416

約数の個数: 144

約数和(自身を含む): 267927296

約数和(自身を除く): 187726196

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 181, 210, 211, 300, 350, 362, 420, 422, 525, 543, 633, 700, 724, 844, 905, 1050, 1055, 1086, 1266, 1267, 1477, 1810, 2100, 2110, 2172, 2532, 2534, 2715, 2954, 3165, 3620, 3801, 4220, 4431, 4525, 5068, 5275, 5430, 5908, 6330, 6335, 7385, 7602, 8862, 9050, 10550, 10860, 12660, 12670, 13575, 14770, 15204, 15825, 17724, 18100, 19005, 21100, 22155, 25340, 27150, 29540, 31650, 31675, 36925, 38010, 38191, 44310, 54300, 63300, 63350, 73850, 76020, 76382, 88620, 95025, 110775, 114573, 126700, 147700, 152764, 190050, 190955, 221550, 229146, 267337, 380100, 381910, 443100, 458292, 534674, 572865, 763820, 802011, 954775, 1069348, 1145730, 1336685, 1604022, 1909550, 2291460, 2673370, 2864325, 3208044, 3819100, 4010055, 5346740, 5728650, 6683425, 8020110, 11457300, 13366850, 16040220, 20050275, 26733700, 40100550, 80201100]

約数ペア:

[(1, 80201100), (2, 40100550), (3, 26733700), (4, 20050275), (5, 16040220), (6, 13366850), (7, 11457300), (10, 8020110), (12, 6683425), (14, 5728650), (15, 5346740), (20, 4010055), (21, 3819100), (25, 3208044), (28, 2864325), (30, 2673370), (35, 2291460), (42, 1909550), (50, 1604022), (60, 1336685), (70, 1145730), (75, 1069348), (84, 954775), (100, 802011), (105, 763820), (140, 572865), (150, 534674), (175, 458292), (181, 443100), (210, 381910), (211, 380100), (300, 267337), (350, 229146), (362, 221550), (420, 190955), (422, 190050), (525, 152764), (543, 147700), (633, 126700), (700, 114573), (724, 110775), (844, 95025), (905, 88620), (1050, 76382), (1055, 76020), (1086, 73850), (1266, 63350), (1267, 63300), (1477, 54300), (1810, 44310), (2100, 38191), (2110, 38010), (2172, 36925), (2532, 31675), (2534, 31650), (2715, 29540), (2954, 27150), (3165, 25340), (3620, 22155), (3801, 21100), (4220, 19005), (4431, 18100), (4525, 17724), (5068, 15825), (5275, 15204), (5430, 14770), (5908, 13575), (6330, 12670), (6335, 12660), (7385, 10860), (7602, 10550), (8862, 9050)]