42737920

素因数分解:

$2^8\times 5^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:387

約数の個数: 72

約数和(自身を含む): 103495896

約数和(自身を除く): 60757976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 173, 193, 256, 320, 346, 386, 640, 692, 772, 865, 965, 1280, 1384, 1544, 1730, 1930, 2768, 3088, 3460, 3860, 5536, 6176, 6920, 7720, 11072, 12352, 13840, 15440, 22144, 24704, 27680, 30880, 33389, 44288, 49408, 55360, 61760, 66778, 110720, 123520, 133556, 166945, 221440, 247040, 267112, 333890, 534224, 667780, 1068448, 1335560, 2136896, 2671120, 4273792, 5342240, 8547584, 10684480, 21368960, 42737920]

約数ペア:

[(1, 42737920), (2, 21368960), (4, 10684480), (5, 8547584), (8, 5342240), (10, 4273792), (16, 2671120), (20, 2136896), (32, 1335560), (40, 1068448), (64, 667780), (80, 534224), (128, 333890), (160, 267112), (173, 247040), (193, 221440), (256, 166945), (320, 133556), (346, 123520), (386, 110720), (640, 66778), (692, 61760), (772, 55360), (865, 49408), (965, 44288), (1280, 33389), (1384, 30880), (1544, 27680), (1730, 24704), (1930, 22144), (2768, 15440), (3088, 13840), (3460, 12352), (3860, 11072), (5536, 7720), (6176, 6920)]