80263540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{3433}}^1$

素因数の和:3616

約数の個数: 48

約数和(自身を含む): 193842432

約数和(自身を除く): 113578892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 167, 334, 668, 835, 1169, 1670, 2338, 3340, 3433, 4676, 5845, 6866, 11690, 13732, 17165, 23380, 24031, 34330, 48062, 68660, 96124, 120155, 240310, 480620, 573311, 1146622, 2293244, 2866555, 4013177, 5733110, 8026354, 11466220, 16052708, 20065885, 40131770, 80263540]

約数ペア:

[(1, 80263540), (2, 40131770), (4, 20065885), (5, 16052708), (7, 11466220), (10, 8026354), (14, 5733110), (20, 4013177), (28, 2866555), (35, 2293244), (70, 1146622), (140, 573311), (167, 480620), (334, 240310), (668, 120155), (835, 96124), (1169, 68660), (1670, 48062), (2338, 34330), (3340, 24031), (3433, 23380), (4676, 17165), (5845, 13732), (6866, 11690)]