201512851480

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2251}}^1\times {\mathrm{12503}}^1$

素因数の和:14944

約数の個数: 64

約数和(自身を含む): 456175929600

約数和(自身を除く): 254663078120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 2251, 3580, 4502, 7160, 9004, 11255, 12503, 18008, 22510, 25006, 45020, 50012, 62515, 90040, 100024, 125030, 250060, 402929, 500120, 805858, 1611716, 2014645, 2238037, 3223432, 4029290, 4476074, 8058580, 8952148, 11190185, 16117160, 17904296, 22380370, 28144253, 44760740, 56288506, 89521480, 112577012, 140721265, 225154024, 281442530, 562885060, 1125770120, 5037821287, 10075642574, 20151285148, 25189106435, 40302570296, 50378212870, 100756425740, 201512851480]

約数ペア:

[(1, 201512851480), (2, 100756425740), (4, 50378212870), (5, 40302570296), (8, 25189106435), (10, 20151285148), (20, 10075642574), (40, 5037821287), (179, 1125770120), (358, 562885060), (716, 281442530), (895, 225154024), (1432, 140721265), (1790, 112577012), (2251, 89521480), (3580, 56288506), (4502, 44760740), (7160, 28144253), (9004, 22380370), (11255, 17904296), (12503, 16117160), (18008, 11190185), (22510, 8952148), (25006, 8058580), (45020, 4476074), (50012, 4029290), (62515, 3223432), (90040, 2238037), (100024, 2014645), (125030, 1611716), (250060, 805858), (402929, 500120)]