80816008

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3581}}^1$

素因数の和:3638

約数の個数: 64

約数和(自身を含む): 192568320

約数和(自身を除く): 111752312

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 868, 1612, 1736, 2821, 3224, 3581, 5642, 7162, 11284, 14324, 22568, 25067, 28648, 46553, 50134, 93106, 100268, 111011, 186212, 200536, 222022, 325871, 372424, 444044, 651742, 777077, 888088, 1303484, 1443143, 1554154, 2606968, 2886286, 3108308, 5772572, 6216616, 10102001, 11545144, 20204002, 40408004, 80816008]

約数ペア:

[(1, 80816008), (2, 40408004), (4, 20204002), (7, 11545144), (8, 10102001), (13, 6216616), (14, 5772572), (26, 3108308), (28, 2886286), (31, 2606968), (52, 1554154), (56, 1443143), (62, 1303484), (91, 888088), (104, 777077), (124, 651742), (182, 444044), (217, 372424), (248, 325871), (364, 222022), (403, 200536), (434, 186212), (728, 111011), (806, 100268), (868, 93106), (1612, 50134), (1736, 46553), (2821, 28648), (3224, 25067), (3581, 22568), (5642, 14324), (7162, 11284)]