66151040

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2521}}^1$

素因数の和:2581

約数の個数: 64

約数和(自身を含む): 162063720

約数和(自身を除く): 95912680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 320, 328, 410, 640, 656, 820, 1312, 1640, 2521, 2624, 3280, 5042, 5248, 6560, 10084, 12605, 13120, 20168, 25210, 26240, 40336, 50420, 80672, 100840, 103361, 161344, 201680, 206722, 322688, 403360, 413444, 516805, 806720, 826888, 1033610, 1613440, 1653776, 2067220, 3307552, 4134440, 6615104, 8268880, 13230208, 16537760, 33075520, 66151040]

約数ペア:

[(1, 66151040), (2, 33075520), (4, 16537760), (5, 13230208), (8, 8268880), (10, 6615104), (16, 4134440), (20, 3307552), (32, 2067220), (40, 1653776), (41, 1613440), (64, 1033610), (80, 826888), (82, 806720), (128, 516805), (160, 413444), (164, 403360), (205, 322688), (320, 206722), (328, 201680), (410, 161344), (640, 103361), (656, 100840), (820, 80672), (1312, 50420), (1640, 40336), (2521, 26240), (2624, 25210), (3280, 20168), (5042, 13120), (5248, 12605), (6560, 10084)]