18036698750

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{16231}}^1$

素因数の和:16387

約数の個数: 80

約数和(自身を含む): 38944333824

約数和(自身を除く): 20907635074

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 127, 175, 250, 254, 350, 625, 635, 875, 889, 1250, 1270, 1750, 1778, 3175, 4375, 4445, 6350, 8750, 8890, 15875, 16231, 22225, 31750, 32462, 44450, 79375, 81155, 111125, 113617, 158750, 162310, 222250, 227234, 405775, 555625, 568085, 811550, 1111250, 1136170, 2028875, 2061337, 2840425, 4057750, 4122674, 5680850, 10144375, 10306685, 14202125, 14429359, 20288750, 20613370, 28404250, 28858718, 51533425, 71010625, 72146795, 103066850, 142021250, 144293590, 257667125, 360733975, 515334250, 721467950, 1288335625, 1803669875, 2576671250, 3607339750, 9018349375, 18036698750]

約数ペア:

[(1, 18036698750), (2, 9018349375), (5, 3607339750), (7, 2576671250), (10, 1803669875), (14, 1288335625), (25, 721467950), (35, 515334250), (50, 360733975), (70, 257667125), (125, 144293590), (127, 142021250), (175, 103066850), (250, 72146795), (254, 71010625), (350, 51533425), (625, 28858718), (635, 28404250), (875, 20613370), (889, 20288750), (1250, 14429359), (1270, 14202125), (1750, 10306685), (1778, 10144375), (3175, 5680850), (4375, 4122674), (4445, 4057750), (6350, 2840425), (8750, 2061337), (8890, 2028875), (15875, 1136170), (16231, 1111250), (22225, 811550), (31750, 568085), (32462, 555625), (44450, 405775), (79375, 227234), (81155, 222250), (111125, 162310), (113617, 158750)]