66896900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{421}}^1$

素因数の和:669

約数の個数: 72

約数和(自身を含む): 167030976

約数和(自身を除く): 100134076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 227, 350, 421, 454, 700, 842, 908, 1135, 1589, 1684, 2105, 2270, 2947, 3178, 4210, 4540, 5675, 5894, 6356, 7945, 8420, 10525, 11350, 11788, 14735, 15890, 21050, 22700, 29470, 31780, 39725, 42100, 58940, 73675, 79450, 95567, 147350, 158900, 191134, 294700, 382268, 477835, 668969, 955670, 1337938, 1911340, 2389175, 2675876, 3344845, 4778350, 6689690, 9556700, 13379380, 16724225, 33448450, 66896900]

約数ペア:

[(1, 66896900), (2, 33448450), (4, 16724225), (5, 13379380), (7, 9556700), (10, 6689690), (14, 4778350), (20, 3344845), (25, 2675876), (28, 2389175), (35, 1911340), (50, 1337938), (70, 955670), (100, 668969), (140, 477835), (175, 382268), (227, 294700), (350, 191134), (421, 158900), (454, 147350), (700, 95567), (842, 79450), (908, 73675), (1135, 58940), (1589, 42100), (1684, 39725), (2105, 31780), (2270, 29470), (2947, 22700), (3178, 21050), (4210, 15890), (4540, 14735), (5675, 11788), (5894, 11350), (6356, 10525), (7945, 8420)]