78082400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1$

素因数の和:517

約数の個数: 144

約数和(自身を含む): 219360960

約数和(自身を除く): 141278560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 32, 38, 40, 44, 50, 55, 76, 80, 88, 95, 100, 110, 152, 160, 176, 190, 200, 209, 220, 275, 304, 352, 380, 400, 418, 440, 467, 475, 550, 608, 760, 800, 836, 880, 934, 950, 1045, 1100, 1520, 1672, 1760, 1868, 1900, 2090, 2200, 2335, 3040, 3344, 3736, 3800, 4180, 4400, 4670, 5137, 5225, 6688, 7472, 7600, 8360, 8800, 8873, 9340, 10274, 10450, 11675, 14944, 15200, 16720, 17746, 18680, 20548, 20900, 23350, 25685, 33440, 35492, 37360, 41096, 41800, 44365, 46700, 51370, 70984, 74720, 82192, 83600, 88730, 93400, 97603, 102740, 128425, 141968, 164384, 167200, 177460, 186800, 195206, 205480, 221825, 256850, 283936, 354920, 373600, 390412, 410960, 443650, 488015, 513700, 709840, 780824, 821920, 887300, 976030, 1027400, 1419680, 1561648, 1774600, 1952060, 2054800, 2440075, 3123296, 3549200, 3904120, 4109600, 4880150, 7098400, 7808240, 9760300, 15616480, 19520600, 39041200, 78082400]

約数ペア:

[(1, 78082400), (2, 39041200), (4, 19520600), (5, 15616480), (8, 9760300), (10, 7808240), (11, 7098400), (16, 4880150), (19, 4109600), (20, 3904120), (22, 3549200), (25, 3123296), (32, 2440075), (38, 2054800), (40, 1952060), (44, 1774600), (50, 1561648), (55, 1419680), (76, 1027400), (80, 976030), (88, 887300), (95, 821920), (100, 780824), (110, 709840), (152, 513700), (160, 488015), (176, 443650), (190, 410960), (200, 390412), (209, 373600), (220, 354920), (275, 283936), (304, 256850), (352, 221825), (380, 205480), (400, 195206), (418, 186800), (440, 177460), (467, 167200), (475, 164384), (550, 141968), (608, 128425), (760, 102740), (800, 97603), (836, 93400), (880, 88730), (934, 83600), (950, 82192), (1045, 74720), (1100, 70984), (1520, 51370), (1672, 46700), (1760, 44365), (1868, 41800), (1900, 41096), (2090, 37360), (2200, 35492), (2335, 33440), (3040, 25685), (3344, 23350), (3736, 20900), (3800, 20548), (4180, 18680), (4400, 17746), (4670, 16720), (5137, 15200), (5225, 14944), (6688, 11675), (7472, 10450), (7600, 10274), (8360, 9340), (8800, 8873)]