80730639

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 135233280

約数和(自身を除く): 54502641

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 167, 171, 209, 257, 501, 627, 771, 1503, 1837, 1881, 2313, 2827, 3173, 4883, 5511, 8481, 9519, 14649, 16533, 25443, 28557, 34903, 42919, 43947, 53713, 104709, 128757, 161139, 314127, 386271, 472109, 483417, 815461, 1416327, 2446383, 4248981, 7339149, 8970071, 26910213, 80730639]

約数ペア:

[(1, 80730639), (3, 26910213), (9, 8970071), (11, 7339149), (19, 4248981), (33, 2446383), (57, 1416327), (99, 815461), (167, 483417), (171, 472109), (209, 386271), (257, 314127), (501, 161139), (627, 128757), (771, 104709), (1503, 53713), (1837, 43947), (1881, 42919), (2313, 34903), (2827, 28557), (3173, 25443), (4883, 16533), (5511, 14649), (8481, 9519)]