54980480

素因数分解:

$2^7\times 5^1\times {\mathrm{271}}^1\times {\mathrm{317}}^1$

素因数の和:607

約数の個数: 64

約数和(自身を含む): 132338880

約数和(自身を除く): 77358400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 271, 317, 320, 542, 634, 640, 1084, 1268, 1355, 1585, 2168, 2536, 2710, 3170, 4336, 5072, 5420, 6340, 8672, 10144, 10840, 12680, 17344, 20288, 21680, 25360, 34688, 40576, 43360, 50720, 85907, 86720, 101440, 171814, 173440, 202880, 343628, 429535, 687256, 859070, 1374512, 1718140, 2749024, 3436280, 5498048, 6872560, 10996096, 13745120, 27490240, 54980480]

約数ペア:

[(1, 54980480), (2, 27490240), (4, 13745120), (5, 10996096), (8, 6872560), (10, 5498048), (16, 3436280), (20, 2749024), (32, 1718140), (40, 1374512), (64, 859070), (80, 687256), (128, 429535), (160, 343628), (271, 202880), (317, 173440), (320, 171814), (542, 101440), (634, 86720), (640, 85907), (1084, 50720), (1268, 43360), (1355, 40576), (1585, 34688), (2168, 25360), (2536, 21680), (2710, 20288), (3170, 17344), (4336, 12680), (5072, 10840), (5420, 10144), (6340, 8672)]