689093072

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{257}}^1\times {\mathrm{1627}}^1$

素因数の和:1995

約数の個数: 40

約数和(自身を含む): 1354157376

約数和(自身を除く): 665064304

約数列:

[1, 2, 4, 8, 16, 103, 206, 257, 412, 514, 824, 1028, 1627, 1648, 2056, 3254, 4112, 6508, 13016, 26032, 26471, 52942, 105884, 167581, 211768, 335162, 418139, 423536, 670324, 836278, 1340648, 1672556, 2681296, 3345112, 6690224, 43068317, 86136634, 172273268, 344546536, 689093072]

約数ペア:

[(1, 689093072), (2, 344546536), (4, 172273268), (8, 86136634), (16, 43068317), (103, 6690224), (206, 3345112), (257, 2681296), (412, 1672556), (514, 1340648), (824, 836278), (1028, 670324), (1627, 423536), (1648, 418139), (2056, 335162), (3254, 211768), (4112, 167581), (6508, 105884), (13016, 52942), (26032, 26471)]