261569235680

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1259}}^1\times {\mathrm{41887}}^1$

素因数の和:43192

約数の個数: 96

約数和(自身を含む): 638413332480

約数和(自身を除く): 376844096800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 1259, 2480, 2518, 4960, 5036, 6295, 10072, 12590, 20144, 25180, 39029, 40288, 41887, 50360, 78058, 83774, 100720, 156116, 167548, 195145, 201440, 209435, 312232, 335096, 390290, 418870, 624464, 670192, 780580, 837740, 1248928, 1298497, 1340384, 1561160, 1675480, 2596994, 3122320, 3350960, 5193988, 6244640, 6492485, 6701920, 10387976, 12984970, 20775952, 25969940, 41551904, 51939880, 52735733, 103879760, 105471466, 207759520, 210942932, 263678665, 421885864, 527357330, 843771728, 1054714660, 1634807723, 1687543456, 2109429320, 3269615446, 4218858640, 6539230892, 8174038615, 8437717280, 13078461784, 16348077230, 26156923568, 32696154460, 52313847136, 65392308920, 130784617840, 261569235680]

約数ペア:

[(1, 261569235680), (2, 130784617840), (4, 65392308920), (5, 52313847136), (8, 32696154460), (10, 26156923568), (16, 16348077230), (20, 13078461784), (31, 8437717280), (32, 8174038615), (40, 6539230892), (62, 4218858640), (80, 3269615446), (124, 2109429320), (155, 1687543456), (160, 1634807723), (248, 1054714660), (310, 843771728), (496, 527357330), (620, 421885864), (992, 263678665), (1240, 210942932), (1259, 207759520), (2480, 105471466), (2518, 103879760), (4960, 52735733), (5036, 51939880), (6295, 41551904), (10072, 25969940), (12590, 20775952), (20144, 12984970), (25180, 10387976), (39029, 6701920), (40288, 6492485), (41887, 6244640), (50360, 5193988), (78058, 3350960), (83774, 3122320), (100720, 2596994), (156116, 1675480), (167548, 1561160), (195145, 1340384), (201440, 1298497), (209435, 1248928), (312232, 837740), (335096, 780580), (390290, 670192), (418870, 624464)]