26651560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{479}}^1$

素因数の和:610

約数の個数: 64

約数和(自身を含む): 65318400

約数和(自身を除く): 38666840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 107, 130, 214, 260, 428, 479, 520, 535, 856, 958, 1070, 1391, 1916, 2140, 2395, 2782, 3832, 4280, 4790, 5564, 6227, 6955, 9580, 11128, 12454, 13910, 19160, 24908, 27820, 31135, 49816, 51253, 55640, 62270, 102506, 124540, 205012, 249080, 256265, 410024, 512530, 666289, 1025060, 1332578, 2050120, 2665156, 3331445, 5330312, 6662890, 13325780, 26651560]

約数ペア:

[(1, 26651560), (2, 13325780), (4, 6662890), (5, 5330312), (8, 3331445), (10, 2665156), (13, 2050120), (20, 1332578), (26, 1025060), (40, 666289), (52, 512530), (65, 410024), (104, 256265), (107, 249080), (130, 205012), (214, 124540), (260, 102506), (428, 62270), (479, 55640), (520, 51253), (535, 49816), (856, 31135), (958, 27820), (1070, 24908), (1391, 19160), (1916, 13910), (2140, 12454), (2395, 11128), (2782, 9580), (3832, 6955), (4280, 6227), (4790, 5564)]