25421580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{263}}^1$

素因数の和:460

約数の個数: 96

約数和(自身を含む): 79833600

約数和(自身を除く): 54412020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 179, 180, 263, 270, 358, 526, 537, 540, 716, 789, 895, 1052, 1074, 1315, 1578, 1611, 1790, 2148, 2367, 2630, 2685, 3156, 3222, 3580, 3945, 4734, 4833, 5260, 5370, 6444, 7101, 7890, 8055, 9468, 9666, 10740, 11835, 14202, 15780, 16110, 19332, 23670, 24165, 28404, 32220, 35505, 47077, 47340, 48330, 71010, 94154, 96660, 141231, 142020, 188308, 235385, 282462, 423693, 470770, 564924, 706155, 847386, 941540, 1271079, 1412310, 1694772, 2118465, 2542158, 2824620, 4236930, 5084316, 6355395, 8473860, 12710790, 25421580]

約数ペア:

[(1, 25421580), (2, 12710790), (3, 8473860), (4, 6355395), (5, 5084316), (6, 4236930), (9, 2824620), (10, 2542158), (12, 2118465), (15, 1694772), (18, 1412310), (20, 1271079), (27, 941540), (30, 847386), (36, 706155), (45, 564924), (54, 470770), (60, 423693), (90, 282462), (108, 235385), (135, 188308), (179, 142020), (180, 141231), (263, 96660), (270, 94154), (358, 71010), (526, 48330), (537, 47340), (540, 47077), (716, 35505), (789, 32220), (895, 28404), (1052, 24165), (1074, 23670), (1315, 19332), (1578, 16110), (1611, 15780), (1790, 14202), (2148, 11835), (2367, 10740), (2630, 9666), (2685, 9468), (3156, 8055), (3222, 7890), (3580, 7101), (3945, 6444), (4734, 5370), (4833, 5260)]