165039040

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:306

約数の個数: 112

約数和(自身を含む): 411992064

約数和(自身を除く): 246953024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 131, 155, 160, 248, 254, 262, 310, 320, 496, 508, 524, 620, 635, 655, 992, 1016, 1048, 1240, 1270, 1310, 1984, 2032, 2096, 2480, 2540, 2620, 3937, 4061, 4064, 4192, 4960, 5080, 5240, 7874, 8122, 8128, 8384, 9920, 10160, 10480, 15748, 16244, 16637, 19685, 20305, 20320, 20960, 31496, 32488, 33274, 39370, 40610, 40640, 41920, 62992, 64976, 66548, 78740, 81220, 83185, 125984, 129952, 133096, 157480, 162440, 166370, 251968, 259904, 266192, 314960, 324880, 332740, 515747, 532384, 629920, 649760, 665480, 1031494, 1064768, 1259840, 1299520, 1330960, 2062988, 2578735, 2661920, 4125976, 5157470, 5323840, 8251952, 10314940, 16503904, 20629880, 33007808, 41259760, 82519520, 165039040]

約数ペア:

[(1, 165039040), (2, 82519520), (4, 41259760), (5, 33007808), (8, 20629880), (10, 16503904), (16, 10314940), (20, 8251952), (31, 5323840), (32, 5157470), (40, 4125976), (62, 2661920), (64, 2578735), (80, 2062988), (124, 1330960), (127, 1299520), (131, 1259840), (155, 1064768), (160, 1031494), (248, 665480), (254, 649760), (262, 629920), (310, 532384), (320, 515747), (496, 332740), (508, 324880), (524, 314960), (620, 266192), (635, 259904), (655, 251968), (992, 166370), (1016, 162440), (1048, 157480), (1240, 133096), (1270, 129952), (1310, 125984), (1984, 83185), (2032, 81220), (2096, 78740), (2480, 66548), (2540, 64976), (2620, 62992), (3937, 41920), (4061, 40640), (4064, 40610), (4192, 39370), (4960, 33274), (5080, 32488), (5240, 31496), (7874, 20960), (8122, 20320), (8128, 20305), (8384, 19685), (9920, 16637), (10160, 16244), (10480, 15748)]