2561717496

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{221909}}^1$

素因数の和:221968

約数の個数: 64

約数和(自身を含む): 7083367200

約数和(自身を除く): 4521649704

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 52, 74, 78, 104, 111, 148, 156, 222, 296, 312, 444, 481, 888, 962, 1443, 1924, 2886, 3848, 5772, 11544, 221909, 443818, 665727, 887636, 1331454, 1775272, 2662908, 2884817, 5325816, 5769634, 8210633, 8654451, 11539268, 16421266, 17308902, 23078536, 24631899, 32842532, 34617804, 49263798, 65685064, 69235608, 98527596, 106738229, 197055192, 213476458, 320214687, 426952916, 640429374, 853905832, 1280858748, 2561717496]

約数ペア:

[(1, 2561717496), (2, 1280858748), (3, 853905832), (4, 640429374), (6, 426952916), (8, 320214687), (12, 213476458), (13, 197055192), (24, 106738229), (26, 98527596), (37, 69235608), (39, 65685064), (52, 49263798), (74, 34617804), (78, 32842532), (104, 24631899), (111, 23078536), (148, 17308902), (156, 16421266), (222, 11539268), (296, 8654451), (312, 8210633), (444, 5769634), (481, 5325816), (888, 2884817), (962, 2662908), (1443, 1775272), (1924, 1331454), (2886, 887636), (3848, 665727), (5772, 443818), (11544, 221909)]