2591049505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 3593134080

約数和(自身を除く): 1002084575

約数列:

[1, 5, 11, 37, 55, 71, 79, 185, 227, 355, 395, 407, 781, 869, 1135, 2035, 2497, 2627, 2923, 3905, 4345, 5609, 8399, 12485, 13135, 14615, 16117, 17933, 28045, 28897, 32153, 41995, 61699, 80585, 89665, 92389, 144485, 160765, 177287, 197263, 207533, 308495, 461945, 596329, 663521, 886435, 986315, 1037665, 1273243, 2282863, 2981645, 3317605, 6366215, 6559619, 7298731, 11414315, 14005673, 32798095, 36493655, 47109991, 70028365, 235549955, 518209901, 2591049505]

約数ペア:

[(1, 2591049505), (5, 518209901), (11, 235549955), (37, 70028365), (55, 47109991), (71, 36493655), (79, 32798095), (185, 14005673), (227, 11414315), (355, 7298731), (395, 6559619), (407, 6366215), (781, 3317605), (869, 2981645), (1135, 2282863), (2035, 1273243), (2497, 1037665), (2627, 986315), (2923, 886435), (3905, 663521), (4345, 596329), (5609, 461945), (8399, 308495), (12485, 207533), (13135, 197263), (14615, 177287), (16117, 160765), (17933, 144485), (28045, 92389), (28897, 89665), (32153, 80585), (41995, 61699)]