80565320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:483

約数の個数: 128

約数和(自身を含む): 217728000

約数和(自身を除く): 137162680

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 23, 38, 40, 44, 46, 55, 76, 88, 92, 95, 110, 115, 152, 184, 190, 209, 220, 230, 253, 380, 418, 419, 437, 440, 460, 506, 760, 836, 838, 874, 920, 1012, 1045, 1265, 1672, 1676, 1748, 2024, 2090, 2095, 2185, 2530, 3352, 3496, 4180, 4190, 4370, 4609, 4807, 5060, 7961, 8360, 8380, 8740, 9218, 9614, 9637, 10120, 15922, 16760, 17480, 18436, 19228, 19274, 23045, 24035, 31844, 36872, 38456, 38548, 39805, 46090, 48070, 48185, 63688, 77096, 79610, 87571, 92180, 96140, 96370, 106007, 159220, 175142, 183103, 184360, 192280, 192740, 212014, 318440, 350284, 366206, 385480, 424028, 437855, 530035, 700568, 732412, 848056, 875710, 915515, 1060070, 1464824, 1751420, 1831030, 2014133, 2120140, 3502840, 3662060, 4028266, 4240280, 7324120, 8056532, 10070665, 16113064, 20141330, 40282660, 80565320]

約数ペア:

[(1, 80565320), (2, 40282660), (4, 20141330), (5, 16113064), (8, 10070665), (10, 8056532), (11, 7324120), (19, 4240280), (20, 4028266), (22, 3662060), (23, 3502840), (38, 2120140), (40, 2014133), (44, 1831030), (46, 1751420), (55, 1464824), (76, 1060070), (88, 915515), (92, 875710), (95, 848056), (110, 732412), (115, 700568), (152, 530035), (184, 437855), (190, 424028), (209, 385480), (220, 366206), (230, 350284), (253, 318440), (380, 212014), (418, 192740), (419, 192280), (437, 184360), (440, 183103), (460, 175142), (506, 159220), (760, 106007), (836, 96370), (838, 96140), (874, 92180), (920, 87571), (1012, 79610), (1045, 77096), (1265, 63688), (1672, 48185), (1676, 48070), (1748, 46090), (2024, 39805), (2090, 38548), (2095, 38456), (2185, 36872), (2530, 31844), (3352, 24035), (3496, 23045), (4180, 19274), (4190, 19228), (4370, 18436), (4609, 17480), (4807, 16760), (5060, 15922), (7961, 10120), (8360, 9637), (8380, 9614), (8740, 9218)]