71371760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1$

素因数の和:606

約数の個数: 80

約数和(自身を含む): 175703040

約数和(自身を除く): 104331280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 79, 80, 92, 115, 158, 184, 230, 316, 368, 395, 460, 491, 632, 790, 920, 982, 1264, 1580, 1817, 1840, 1964, 2455, 3160, 3634, 3928, 4910, 6320, 7268, 7856, 9085, 9820, 11293, 14536, 18170, 19640, 22586, 29072, 36340, 38789, 39280, 45172, 56465, 72680, 77578, 90344, 112930, 145360, 155156, 180688, 193945, 225860, 310312, 387890, 451720, 620624, 775780, 892147, 903440, 1551560, 1784294, 3103120, 3568588, 4460735, 7137176, 8921470, 14274352, 17842940, 35685880, 71371760]

約数ペア:

[(1, 71371760), (2, 35685880), (4, 17842940), (5, 14274352), (8, 8921470), (10, 7137176), (16, 4460735), (20, 3568588), (23, 3103120), (40, 1784294), (46, 1551560), (79, 903440), (80, 892147), (92, 775780), (115, 620624), (158, 451720), (184, 387890), (230, 310312), (316, 225860), (368, 193945), (395, 180688), (460, 155156), (491, 145360), (632, 112930), (790, 90344), (920, 77578), (982, 72680), (1264, 56465), (1580, 45172), (1817, 39280), (1840, 38789), (1964, 36340), (2455, 29072), (3160, 22586), (3634, 19640), (3928, 18170), (4910, 14536), (6320, 11293), (7268, 9820), (7856, 9085)]