85185520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{701}}^1$

素因数の和:759

約数の個数: 120

約数和(自身を含む): 238163328

約数和(自身を除く): 152977808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 701, 784, 868, 980, 1085, 1240, 1402, 1519, 1736, 1960, 2170, 2480, 2804, 3038, 3472, 3505, 3920, 4340, 4907, 5608, 6076, 7010, 7595, 8680, 9814, 11216, 12152, 14020, 15190, 17360, 19628, 21731, 24304, 24535, 28040, 30380, 34349, 39256, 43462, 49070, 56080, 60760, 68698, 78512, 86924, 98140, 108655, 121520, 137396, 152117, 171745, 173848, 196280, 217310, 274792, 304234, 343490, 347696, 392560, 434620, 549584, 608468, 686980, 760585, 869240, 1064819, 1216936, 1373960, 1521170, 1738480, 2129638, 2433872, 2747920, 3042340, 4259276, 5324095, 6084680, 8518552, 10648190, 12169360, 17037104, 21296380, 42592760, 85185520]

約数ペア:

[(1, 85185520), (2, 42592760), (4, 21296380), (5, 17037104), (7, 12169360), (8, 10648190), (10, 8518552), (14, 6084680), (16, 5324095), (20, 4259276), (28, 3042340), (31, 2747920), (35, 2433872), (40, 2129638), (49, 1738480), (56, 1521170), (62, 1373960), (70, 1216936), (80, 1064819), (98, 869240), (112, 760585), (124, 686980), (140, 608468), (155, 549584), (196, 434620), (217, 392560), (245, 347696), (248, 343490), (280, 304234), (310, 274792), (392, 217310), (434, 196280), (490, 173848), (496, 171745), (560, 152117), (620, 137396), (701, 121520), (784, 108655), (868, 98140), (980, 86924), (1085, 78512), (1240, 68698), (1402, 60760), (1519, 56080), (1736, 49070), (1960, 43462), (2170, 39256), (2480, 34349), (2804, 30380), (3038, 28040), (3472, 24535), (3505, 24304), (3920, 21731), (4340, 19628), (4907, 17360), (5608, 15190), (6076, 14020), (7010, 12152), (7595, 11216), (8680, 9814)]