65984205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 125411328

約数和(自身を除く): 59427123

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 71, 105, 159, 167, 213, 265, 355, 371, 497, 501, 795, 835, 1065, 1113, 1169, 1491, 1855, 2485, 2505, 3507, 3763, 5565, 5845, 7455, 8851, 11289, 11857, 17535, 18815, 26341, 26553, 35571, 44255, 56445, 59285, 61957, 79023, 82999, 131705, 132765, 177855, 185871, 248997, 309785, 395115, 414995, 628421, 929355, 1244985, 1885263, 3142105, 4398947, 9426315, 13196841, 21994735, 65984205]

約数ペア:

[(1, 65984205), (3, 21994735), (5, 13196841), (7, 9426315), (15, 4398947), (21, 3142105), (35, 1885263), (53, 1244985), (71, 929355), (105, 628421), (159, 414995), (167, 395115), (213, 309785), (265, 248997), (355, 185871), (371, 177855), (497, 132765), (501, 131705), (795, 82999), (835, 79023), (1065, 61957), (1113, 59285), (1169, 56445), (1491, 44255), (1855, 35571), (2485, 26553), (2505, 26341), (3507, 18815), (3763, 17535), (5565, 11857), (5845, 11289), (7455, 8851)]