26513656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 56700000

約数和(自身を除く): 30186344

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 59, 104, 116, 118, 149, 232, 236, 298, 377, 472, 596, 754, 767, 1192, 1508, 1534, 1711, 1937, 3016, 3068, 3422, 3874, 4321, 6136, 6844, 7748, 8642, 8791, 13688, 15496, 17284, 17582, 22243, 34568, 35164, 44486, 56173, 70328, 88972, 112346, 114283, 177944, 224692, 228566, 254939, 449384, 457132, 509878, 914264, 1019756, 2039512, 3314207, 6628414, 13256828, 26513656]

約数ペア:

[(1, 26513656), (2, 13256828), (4, 6628414), (8, 3314207), (13, 2039512), (26, 1019756), (29, 914264), (52, 509878), (58, 457132), (59, 449384), (104, 254939), (116, 228566), (118, 224692), (149, 177944), (232, 114283), (236, 112346), (298, 88972), (377, 70328), (472, 56173), (596, 44486), (754, 35164), (767, 34568), (1192, 22243), (1508, 17582), (1534, 17284), (1711, 15496), (1937, 13688), (3016, 8791), (3068, 8642), (3422, 7748), (3874, 6844), (4321, 6136)]