25772940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1093}}^1$

素因数の和:1239

約数の個数: 72

約数和(自身を含む): 78846768

約数和(自身を除く): 53073828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 1093, 1179, 1310, 1572, 1965, 2186, 2358, 2620, 3279, 3930, 4372, 4716, 5465, 5895, 6558, 7860, 9837, 10930, 11790, 13116, 16395, 19674, 21860, 23580, 32790, 39348, 49185, 65580, 98370, 143183, 196740, 286366, 429549, 572732, 715915, 859098, 1288647, 1431830, 1718196, 2147745, 2577294, 2863660, 4295490, 5154588, 6443235, 8590980, 12886470, 25772940]

約数ペア:

[(1, 25772940), (2, 12886470), (3, 8590980), (4, 6443235), (5, 5154588), (6, 4295490), (9, 2863660), (10, 2577294), (12, 2147745), (15, 1718196), (18, 1431830), (20, 1288647), (30, 859098), (36, 715915), (45, 572732), (60, 429549), (90, 286366), (131, 196740), (180, 143183), (262, 98370), (393, 65580), (524, 49185), (655, 39348), (786, 32790), (1093, 23580), (1179, 21860), (1310, 19674), (1572, 16395), (1965, 13116), (2186, 11790), (2358, 10930), (2620, 9837), (3279, 7860), (3930, 6558), (4372, 5895), (4716, 5465)]