808210880

素因数分解:

$2^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{16087}}^1$

素因数の和:16261

約数の個数: 56

約数和(自身を含む): 1936930848

約数和(自身を除く): 1128719968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 157, 160, 314, 320, 628, 785, 1256, 1570, 2512, 3140, 5024, 6280, 10048, 12560, 16087, 25120, 32174, 50240, 64348, 80435, 128696, 160870, 257392, 321740, 514784, 643480, 1029568, 1286960, 2525659, 2573920, 5051318, 5147840, 10102636, 12628295, 20205272, 25256590, 40410544, 50513180, 80821088, 101026360, 161642176, 202052720, 404105440, 808210880]

約数ペア:

[(1, 808210880), (2, 404105440), (4, 202052720), (5, 161642176), (8, 101026360), (10, 80821088), (16, 50513180), (20, 40410544), (32, 25256590), (40, 20205272), (64, 12628295), (80, 10102636), (157, 5147840), (160, 5051318), (314, 2573920), (320, 2525659), (628, 1286960), (785, 1029568), (1256, 643480), (1570, 514784), (2512, 321740), (3140, 257392), (5024, 160870), (6280, 128696), (10048, 80435), (12560, 64348), (16087, 50240), (25120, 32174)]