71989904

素因数分解:

$2^4\times 7^1\times {\mathrm{523}}^1\times {\mathrm{1229}}^1$

素因数の和:1767

約数の個数: 40

約数和(自身を含む): 159840960

約数和(自身を除く): 87851056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 523, 1046, 1229, 2092, 2458, 3661, 4184, 4916, 7322, 8368, 8603, 9832, 14644, 17206, 19664, 29288, 34412, 58576, 68824, 137648, 642767, 1285534, 2571068, 4499369, 5142136, 8998738, 10284272, 17997476, 35994952, 71989904]

約数ペア:

[(1, 71989904), (2, 35994952), (4, 17997476), (7, 10284272), (8, 8998738), (14, 5142136), (16, 4499369), (28, 2571068), (56, 1285534), (112, 642767), (523, 137648), (1046, 68824), (1229, 58576), (2092, 34412), (2458, 29288), (3661, 19664), (4184, 17206), (4916, 14644), (7322, 9832), (8368, 8603)]