989030816912

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{2909}}^1\times {\mathrm{8233}}^1$

素因数の和:11268

約数の個数: 80

約数和(自身を含む): 2005530678000

約数和(自身を除く): 1016499861088

約数列:

[1, 2, 4, 8, 16, 29, 58, 89, 116, 178, 232, 356, 464, 712, 1424, 2581, 2909, 5162, 5818, 8233, 10324, 11636, 16466, 20648, 23272, 32932, 41296, 46544, 65864, 84361, 131728, 168722, 238757, 258901, 337444, 477514, 517802, 674888, 732737, 955028, 1035604, 1349776, 1465474, 1910056, 2071208, 2930948, 3820112, 4142416, 5861896, 7508129, 11723792, 15016258, 21249373, 23949797, 30032516, 42498746, 47899594, 60065032, 84997492, 95799188, 120130064, 169994984, 191598376, 339989968, 383196752, 694544113, 1389088226, 2131531933, 2778176452, 4263063866, 5556352904, 8526127732, 11112705808, 17052255464, 34104510928, 61814426057, 123628852114, 247257704228, 494515408456, 989030816912]

約数ペア:

[(1, 989030816912), (2, 494515408456), (4, 247257704228), (8, 123628852114), (16, 61814426057), (29, 34104510928), (58, 17052255464), (89, 11112705808), (116, 8526127732), (178, 5556352904), (232, 4263063866), (356, 2778176452), (464, 2131531933), (712, 1389088226), (1424, 694544113), (2581, 383196752), (2909, 339989968), (5162, 191598376), (5818, 169994984), (8233, 120130064), (10324, 95799188), (11636, 84997492), (16466, 60065032), (20648, 47899594), (23272, 42498746), (32932, 30032516), (41296, 23949797), (46544, 21249373), (65864, 15016258), (84361, 11723792), (131728, 7508129), (168722, 5861896), (238757, 4142416), (258901, 3820112), (337444, 2930948), (477514, 2071208), (517802, 1910056), (674888, 1465474), (732737, 1349776), (955028, 1035604)]