53826640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{347}}^1$

素因数の和:644

約数の個数: 80

約数和(自身を含む): 143955072

約数和(自身を除く): 90128432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 277, 280, 347, 554, 560, 694, 1108, 1385, 1388, 1735, 1939, 2216, 2429, 2770, 2776, 3470, 3878, 4432, 4858, 5540, 5552, 6940, 7756, 9695, 9716, 11080, 12145, 13880, 15512, 19390, 19432, 22160, 24290, 27760, 31024, 38780, 38864, 48580, 77560, 96119, 97160, 155120, 192238, 194320, 384476, 480595, 672833, 768952, 961190, 1345666, 1537904, 1922380, 2691332, 3364165, 3844760, 5382664, 6728330, 7689520, 10765328, 13456660, 26913320, 53826640]

約数ペア:

[(1, 53826640), (2, 26913320), (4, 13456660), (5, 10765328), (7, 7689520), (8, 6728330), (10, 5382664), (14, 3844760), (16, 3364165), (20, 2691332), (28, 1922380), (35, 1537904), (40, 1345666), (56, 961190), (70, 768952), (80, 672833), (112, 480595), (140, 384476), (277, 194320), (280, 192238), (347, 155120), (554, 97160), (560, 96119), (694, 77560), (1108, 48580), (1385, 38864), (1388, 38780), (1735, 31024), (1939, 27760), (2216, 24290), (2429, 22160), (2770, 19432), (2776, 19390), (3470, 15512), (3878, 13880), (4432, 12145), (4858, 11080), (5540, 9716), (5552, 9695), (6940, 7756)]