133948400

素因数分解:

$2^4\times 5^2\times {\mathrm{257}}^1\times {\mathrm{1303}}^1$

素因数の和:1578

約数の個数: 60

約数和(自身を含む): 323311152

約数和(自身を除く): 189362752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 257, 400, 514, 1028, 1285, 1303, 2056, 2570, 2606, 4112, 5140, 5212, 6425, 6515, 10280, 10424, 12850, 13030, 20560, 20848, 25700, 26060, 32575, 51400, 52120, 65150, 102800, 104240, 130300, 260600, 334871, 521200, 669742, 1339484, 1674355, 2678968, 3348710, 5357936, 6697420, 8371775, 13394840, 16743550, 26789680, 33487100, 66974200, 133948400]

約数ペア:

[(1, 133948400), (2, 66974200), (4, 33487100), (5, 26789680), (8, 16743550), (10, 13394840), (16, 8371775), (20, 6697420), (25, 5357936), (40, 3348710), (50, 2678968), (80, 1674355), (100, 1339484), (200, 669742), (257, 521200), (400, 334871), (514, 260600), (1028, 130300), (1285, 104240), (1303, 102800), (2056, 65150), (2570, 52120), (2606, 51400), (4112, 32575), (5140, 26060), (5212, 25700), (6425, 20848), (6515, 20560), (10280, 13030), (10424, 12850)]