79975280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12983}}^1$

素因数の和:13014

約数の個数: 80

約数和(自身を含む): 231842304

約数和(自身を除く): 151867024

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 12983, 25966, 51932, 64915, 90881, 103864, 129830, 142813, 181762, 207728, 259660, 285626, 363524, 454405, 519320, 571252, 714065, 727048, 908810, 999691, 1038640, 1142504, 1428130, 1454096, 1817620, 1999382, 2285008, 2856260, 3635240, 3998764, 4998455, 5712520, 7270480, 7997528, 9996910, 11425040, 15995056, 19993820, 39987640, 79975280]

約数ペア:

[(1, 79975280), (2, 39987640), (4, 19993820), (5, 15995056), (7, 11425040), (8, 9996910), (10, 7997528), (11, 7270480), (14, 5712520), (16, 4998455), (20, 3998764), (22, 3635240), (28, 2856260), (35, 2285008), (40, 1999382), (44, 1817620), (55, 1454096), (56, 1428130), (70, 1142504), (77, 1038640), (80, 999691), (88, 908810), (110, 727048), (112, 714065), (140, 571252), (154, 519320), (176, 454405), (220, 363524), (280, 285626), (308, 259660), (385, 207728), (440, 181762), (560, 142813), (616, 129830), (770, 103864), (880, 90881), (1232, 64915), (1540, 51932), (3080, 25966), (6160, 12983)]