80929995

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{647}}^1$

素因数の和:955

約数の個数: 32

約数和(自身を含む): 134369280

約数和(自身を除く): 53439285

約数列:

[1, 3, 5, 15, 31, 93, 155, 269, 465, 647, 807, 1345, 1941, 3235, 4035, 8339, 9705, 20057, 25017, 41695, 60171, 100285, 125085, 174043, 300855, 522129, 870215, 2610645, 5395333, 16185999, 26976665, 80929995]

約数ペア:

[(1, 80929995), (3, 26976665), (5, 16185999), (15, 5395333), (31, 2610645), (93, 870215), (155, 522129), (269, 300855), (465, 174043), (647, 125085), (807, 100285), (1345, 60171), (1941, 41695), (3235, 25017), (4035, 20057), (8339, 9705)]