71148880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{347}}^1$

素因数の和:604

約数の個数: 80

約数和(自身を含む): 181756224

約数和(自身を除く): 110607344

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 233, 347, 440, 466, 694, 880, 932, 1165, 1388, 1735, 1864, 2330, 2563, 2776, 3470, 3728, 3817, 4660, 5126, 5552, 6940, 7634, 9320, 10252, 12815, 13880, 15268, 18640, 19085, 20504, 25630, 27760, 30536, 38170, 41008, 51260, 61072, 76340, 80851, 102520, 152680, 161702, 205040, 305360, 323404, 404255, 646808, 808510, 889361, 1293616, 1617020, 1778722, 3234040, 3557444, 4446805, 6468080, 7114888, 8893610, 14229776, 17787220, 35574440, 71148880]

約数ペア:

[(1, 71148880), (2, 35574440), (4, 17787220), (5, 14229776), (8, 8893610), (10, 7114888), (11, 6468080), (16, 4446805), (20, 3557444), (22, 3234040), (40, 1778722), (44, 1617020), (55, 1293616), (80, 889361), (88, 808510), (110, 646808), (176, 404255), (220, 323404), (233, 305360), (347, 205040), (440, 161702), (466, 152680), (694, 102520), (880, 80851), (932, 76340), (1165, 61072), (1388, 51260), (1735, 41008), (1864, 38170), (2330, 30536), (2563, 27760), (2776, 25630), (3470, 20504), (3728, 19085), (3817, 18640), (4660, 15268), (5126, 13880), (5552, 12815), (6940, 10252), (7634, 9320)]