91805720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1069}}^1$

素因数の和:1212

約数の個数: 64

約数和(自身を含む): 219564000

約数和(自身を除く): 127758280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 113, 152, 190, 226, 380, 452, 565, 760, 904, 1069, 1130, 2138, 2147, 2260, 4276, 4294, 4520, 5345, 8552, 8588, 10690, 10735, 17176, 20311, 21380, 21470, 40622, 42760, 42940, 81244, 85880, 101555, 120797, 162488, 203110, 241594, 406220, 483188, 603985, 812440, 966376, 1207970, 2295143, 2415940, 4590286, 4831880, 9180572, 11475715, 18361144, 22951430, 45902860, 91805720]

約数ペア:

[(1, 91805720), (2, 45902860), (4, 22951430), (5, 18361144), (8, 11475715), (10, 9180572), (19, 4831880), (20, 4590286), (38, 2415940), (40, 2295143), (76, 1207970), (95, 966376), (113, 812440), (152, 603985), (190, 483188), (226, 406220), (380, 241594), (452, 203110), (565, 162488), (760, 120797), (904, 101555), (1069, 85880), (1130, 81244), (2138, 42940), (2147, 42760), (2260, 40622), (4276, 21470), (4294, 21380), (4520, 20311), (5345, 17176), (8552, 10735), (8588, 10690)]