78813280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5413}}^1$

素因数の和:5448

約数の個数: 96

約数和(自身を含む): 229207104

約数和(自身を除く): 150393824

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 5413, 7280, 10826, 14560, 21652, 27065, 37891, 43304, 54130, 70369, 75782, 86608, 108260, 140738, 151564, 173216, 189455, 216520, 281476, 303128, 351845, 378910, 433040, 492583, 562952, 606256, 703690, 757820, 866080, 985166, 1125904, 1212512, 1407380, 1515640, 1970332, 2251808, 2462915, 2814760, 3031280, 3940664, 4925830, 5629520, 6062560, 7881328, 9851660, 11259040, 15762656, 19703320, 39406640, 78813280]

約数ペア:

[(1, 78813280), (2, 39406640), (4, 19703320), (5, 15762656), (7, 11259040), (8, 9851660), (10, 7881328), (13, 6062560), (14, 5629520), (16, 4925830), (20, 3940664), (26, 3031280), (28, 2814760), (32, 2462915), (35, 2251808), (40, 1970332), (52, 1515640), (56, 1407380), (65, 1212512), (70, 1125904), (80, 985166), (91, 866080), (104, 757820), (112, 703690), (130, 606256), (140, 562952), (160, 492583), (182, 433040), (208, 378910), (224, 351845), (260, 303128), (280, 281476), (364, 216520), (416, 189455), (455, 173216), (520, 151564), (560, 140738), (728, 108260), (910, 86608), (1040, 75782), (1120, 70369), (1456, 54130), (1820, 43304), (2080, 37891), (2912, 27065), (3640, 21652), (5413, 14560), (7280, 10826)]