68687290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{2447}}^1$

素因数の和:2862

約数の個数: 32

約数和(自身を含む): 141709824

約数和(自身を除く): 73022534

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 401, 802, 2005, 2447, 2807, 4010, 4894, 5614, 12235, 14035, 17129, 24470, 28070, 34258, 85645, 171290, 981247, 1962494, 4906235, 6868729, 9812470, 13737458, 34343645, 68687290]

約数ペア:

[(1, 68687290), (2, 34343645), (5, 13737458), (7, 9812470), (10, 6868729), (14, 4906235), (35, 1962494), (70, 981247), (401, 171290), (802, 85645), (2005, 34258), (2447, 28070), (2807, 24470), (4010, 17129), (4894, 14035), (5614, 12235)]