85911920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1949}}^1$

素因数の和:2010

約数の個数: 80

約数和(自身を含む): 217620000

約数和(自身を除く): 131708080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 58, 76, 80, 95, 116, 145, 152, 190, 232, 290, 304, 380, 464, 551, 580, 760, 1102, 1160, 1520, 1949, 2204, 2320, 2755, 3898, 4408, 5510, 7796, 8816, 9745, 11020, 15592, 19490, 22040, 31184, 37031, 38980, 44080, 56521, 74062, 77960, 113042, 148124, 155920, 185155, 226084, 282605, 296248, 370310, 452168, 565210, 592496, 740620, 904336, 1073899, 1130420, 1481240, 2147798, 2260840, 2962480, 4295596, 4521680, 5369495, 8591192, 10738990, 17182384, 21477980, 42955960, 85911920]

約数ペア:

[(1, 85911920), (2, 42955960), (4, 21477980), (5, 17182384), (8, 10738990), (10, 8591192), (16, 5369495), (19, 4521680), (20, 4295596), (29, 2962480), (38, 2260840), (40, 2147798), (58, 1481240), (76, 1130420), (80, 1073899), (95, 904336), (116, 740620), (145, 592496), (152, 565210), (190, 452168), (232, 370310), (290, 296248), (304, 282605), (380, 226084), (464, 185155), (551, 155920), (580, 148124), (760, 113042), (1102, 77960), (1160, 74062), (1520, 56521), (1949, 44080), (2204, 38980), (2320, 37031), (2755, 31184), (3898, 22040), (4408, 19490), (5510, 15592), (7796, 11020), (8816, 9745)]