65268740

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{457}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 141807792

約数和(自身を除く): 76539052

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 193, 370, 386, 457, 740, 772, 914, 965, 1828, 1930, 2285, 3860, 4570, 7141, 9140, 14282, 16909, 28564, 33818, 35705, 67636, 71410, 84545, 88201, 142820, 169090, 176402, 338180, 352804, 441005, 882010, 1764020, 3263437, 6526874, 13053748, 16317185, 32634370, 65268740]

約数ペア:

[(1, 65268740), (2, 32634370), (4, 16317185), (5, 13053748), (10, 6526874), (20, 3263437), (37, 1764020), (74, 882010), (148, 441005), (185, 352804), (193, 338180), (370, 176402), (386, 169090), (457, 142820), (740, 88201), (772, 84545), (914, 71410), (965, 67636), (1828, 35705), (1930, 33818), (2285, 28564), (3860, 16909), (4570, 14282), (7141, 9140)]