77798816

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{463}}^1$

素因数の和:621

約数の個数: 48

約数和(自身を含む): 157852800

約数和(自身を除く): 80053984

約数列:

[1, 2, 4, 8, 16, 32, 59, 89, 118, 178, 236, 356, 463, 472, 712, 926, 944, 1424, 1852, 1888, 2848, 3704, 5251, 7408, 10502, 14816, 21004, 27317, 41207, 42008, 54634, 82414, 84016, 109268, 164828, 168032, 218536, 329656, 437072, 659312, 874144, 1318624, 2431213, 4862426, 9724852, 19449704, 38899408, 77798816]

約数ペア:

[(1, 77798816), (2, 38899408), (4, 19449704), (8, 9724852), (16, 4862426), (32, 2431213), (59, 1318624), (89, 874144), (118, 659312), (178, 437072), (236, 329656), (356, 218536), (463, 168032), (472, 164828), (712, 109268), (926, 84016), (944, 82414), (1424, 54634), (1852, 42008), (1888, 41207), (2848, 27317), (3704, 21004), (5251, 14816), (7408, 10502)]