200409920

素因数分解:

$2^6\times 5^1\times {\mathrm{271}}^1\times {\mathrm{2311}}^1$

素因数の和:2599

約数の個数: 56

約数和(自身を含む): 479194368

約数和(自身を除く): 278784448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 271, 320, 542, 1084, 1355, 2168, 2311, 2710, 4336, 4622, 5420, 8672, 9244, 10840, 11555, 17344, 18488, 21680, 23110, 36976, 43360, 46220, 73952, 86720, 92440, 147904, 184880, 369760, 626281, 739520, 1252562, 2505124, 3131405, 5010248, 6262810, 10020496, 12525620, 20040992, 25051240, 40081984, 50102480, 100204960, 200409920]

約数ペア:

[(1, 200409920), (2, 100204960), (4, 50102480), (5, 40081984), (8, 25051240), (10, 20040992), (16, 12525620), (20, 10020496), (32, 6262810), (40, 5010248), (64, 3131405), (80, 2505124), (160, 1252562), (271, 739520), (320, 626281), (542, 369760), (1084, 184880), (1355, 147904), (2168, 92440), (2311, 86720), (2710, 73952), (4336, 46220), (4622, 43360), (5420, 36976), (8672, 23110), (9244, 21680), (10840, 18488), (11555, 17344)]