226780900

素因数分解:

$2^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:493

約数の個数: 72

約数和(自身を含む): 505280160

約数和(自身を除く): 278499260

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 89, 100, 166, 178, 307, 332, 356, 415, 445, 614, 830, 890, 1228, 1535, 1660, 1780, 2075, 2225, 3070, 4150, 4450, 6140, 7387, 7675, 8300, 8900, 14774, 15350, 25481, 27323, 29548, 30700, 36935, 50962, 54646, 73870, 101924, 109292, 127405, 136615, 147740, 184675, 254810, 273230, 369350, 509620, 546460, 637025, 683075, 738700, 1274050, 1366150, 2267809, 2548100, 2732300, 4535618, 9071236, 11339045, 22678090, 45356180, 56695225, 113390450, 226780900]

約数ペア:

[(1, 226780900), (2, 113390450), (4, 56695225), (5, 45356180), (10, 22678090), (20, 11339045), (25, 9071236), (50, 4535618), (83, 2732300), (89, 2548100), (100, 2267809), (166, 1366150), (178, 1274050), (307, 738700), (332, 683075), (356, 637025), (415, 546460), (445, 509620), (614, 369350), (830, 273230), (890, 254810), (1228, 184675), (1535, 147740), (1660, 136615), (1780, 127405), (2075, 109292), (2225, 101924), (3070, 73870), (4150, 54646), (4450, 50962), (6140, 36935), (7387, 30700), (7675, 29548), (8300, 27323), (8900, 25481), (14774, 15350)]