54691280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{769}}^1$

素因数の和:916

約数の個数: 80

約数和(自身を含む): 146657280

約数和(自身を除く): 91966000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 127, 140, 254, 280, 508, 560, 635, 769, 889, 1016, 1270, 1538, 1778, 2032, 2540, 3076, 3556, 3845, 4445, 5080, 5383, 6152, 7112, 7690, 8890, 10160, 10766, 12304, 14224, 15380, 17780, 21532, 26915, 30760, 35560, 43064, 53830, 61520, 71120, 86128, 97663, 107660, 195326, 215320, 390652, 430640, 488315, 683641, 781304, 976630, 1367282, 1562608, 1953260, 2734564, 3418205, 3906520, 5469128, 6836410, 7813040, 10938256, 13672820, 27345640, 54691280]

約数ペア:

[(1, 54691280), (2, 27345640), (4, 13672820), (5, 10938256), (7, 7813040), (8, 6836410), (10, 5469128), (14, 3906520), (16, 3418205), (20, 2734564), (28, 1953260), (35, 1562608), (40, 1367282), (56, 976630), (70, 781304), (80, 683641), (112, 488315), (127, 430640), (140, 390652), (254, 215320), (280, 195326), (508, 107660), (560, 97663), (635, 86128), (769, 71120), (889, 61520), (1016, 53830), (1270, 43064), (1538, 35560), (1778, 30760), (2032, 26915), (2540, 21532), (3076, 17780), (3556, 15380), (3845, 14224), (4445, 12304), (5080, 10766), (5383, 10160), (6152, 8890), (7112, 7690)]