80464868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{599}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 159667200

約数和(自身を除く): 79202332

約数列:

[1, 2, 4, 11, 22, 43, 44, 71, 86, 142, 172, 284, 473, 599, 781, 946, 1198, 1562, 1892, 2396, 3053, 3124, 6106, 6589, 12212, 13178, 25757, 26356, 33583, 42529, 51514, 67166, 85058, 103028, 134332, 170116, 283327, 467819, 566654, 935638, 1133308, 1828747, 1871276, 3657494, 7314988, 20116217, 40232434, 80464868]

約数ペア:

[(1, 80464868), (2, 40232434), (4, 20116217), (11, 7314988), (22, 3657494), (43, 1871276), (44, 1828747), (71, 1133308), (86, 935638), (142, 566654), (172, 467819), (284, 283327), (473, 170116), (599, 134332), (781, 103028), (946, 85058), (1198, 67166), (1562, 51514), (1892, 42529), (2396, 33583), (3053, 26356), (3124, 25757), (6106, 13178), (6589, 12212)]