202570880

素因数分解:

$2^7\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1031}}^1$

素因数の和:1357

約数の個数: 64

約数和(自身を含む): 486319680

約数和(自身を除く): 283748800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 307, 320, 614, 640, 1031, 1228, 1535, 2062, 2456, 3070, 4124, 4912, 5155, 6140, 8248, 9824, 10310, 12280, 16496, 19648, 20620, 24560, 32992, 39296, 41240, 49120, 65984, 82480, 98240, 131968, 164960, 196480, 316517, 329920, 633034, 659840, 1266068, 1582585, 2532136, 3165170, 5064272, 6330340, 10128544, 12660680, 20257088, 25321360, 40514176, 50642720, 101285440, 202570880]

約数ペア:

[(1, 202570880), (2, 101285440), (4, 50642720), (5, 40514176), (8, 25321360), (10, 20257088), (16, 12660680), (20, 10128544), (32, 6330340), (40, 5064272), (64, 3165170), (80, 2532136), (128, 1582585), (160, 1266068), (307, 659840), (320, 633034), (614, 329920), (640, 316517), (1031, 196480), (1228, 164960), (1535, 131968), (2062, 98240), (2456, 82480), (3070, 65984), (4124, 49120), (4912, 41240), (5155, 39296), (6140, 32992), (8248, 24560), (9824, 20620), (10310, 19648), (12280, 16496)]