80821672

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{1453}}^1$

素因数の和:1885

約数の個数: 32

約数和(自身を含む): 160957800

約数和(自身を除く): 80136128

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 409, 818, 1453, 1636, 2906, 3272, 5812, 6953, 11624, 13906, 24701, 27812, 49402, 55624, 98804, 197608, 594277, 1188554, 2377108, 4754216, 10102709, 20205418, 40410836, 80821672]

約数ペア:

[(1, 80821672), (2, 40410836), (4, 20205418), (8, 10102709), (17, 4754216), (34, 2377108), (68, 1188554), (136, 594277), (409, 197608), (818, 98804), (1453, 55624), (1636, 49402), (2906, 27812), (3272, 24701), (5812, 13906), (6953, 11624)]