201306640

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1447}}^1$

素因数の和:1544

約数の個数: 80

約数和(自身を含む): 491254272

約数和(自身を除く): 289947632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 47, 74, 80, 94, 148, 185, 188, 235, 296, 370, 376, 470, 592, 740, 752, 940, 1447, 1480, 1739, 1880, 2894, 2960, 3478, 3760, 5788, 6956, 7235, 8695, 11576, 13912, 14470, 17390, 23152, 27824, 28940, 34780, 53539, 57880, 68009, 69560, 107078, 115760, 136018, 139120, 214156, 267695, 272036, 340045, 428312, 535390, 544072, 680090, 856624, 1070780, 1088144, 1360180, 2141560, 2516333, 2720360, 4283120, 5032666, 5440720, 10065332, 12581665, 20130664, 25163330, 40261328, 50326660, 100653320, 201306640]

約数ペア:

[(1, 201306640), (2, 100653320), (4, 50326660), (5, 40261328), (8, 25163330), (10, 20130664), (16, 12581665), (20, 10065332), (37, 5440720), (40, 5032666), (47, 4283120), (74, 2720360), (80, 2516333), (94, 2141560), (148, 1360180), (185, 1088144), (188, 1070780), (235, 856624), (296, 680090), (370, 544072), (376, 535390), (470, 428312), (592, 340045), (740, 272036), (752, 267695), (940, 214156), (1447, 139120), (1480, 136018), (1739, 115760), (1880, 107078), (2894, 69560), (2960, 68009), (3478, 57880), (3760, 53539), (5788, 34780), (6956, 28940), (7235, 27824), (8695, 23152), (11576, 17390), (13912, 14470)]