87780784

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{60289}}^1$

素因数の和:60317

約数の個数: 40

約数和(自身を含む): 209326880

約数和(自身を除く): 121546096

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 60289, 120578, 241156, 422023, 482312, 783757, 844046, 964624, 1567514, 1688092, 3135028, 3376184, 5486299, 6270056, 6752368, 10972598, 12540112, 21945196, 43890392, 87780784]

約数ペア:

[(1, 87780784), (2, 43890392), (4, 21945196), (7, 12540112), (8, 10972598), (13, 6752368), (14, 6270056), (16, 5486299), (26, 3376184), (28, 3135028), (52, 1688092), (56, 1567514), (91, 964624), (104, 844046), (112, 783757), (182, 482312), (208, 422023), (364, 241156), (728, 120578), (1456, 60289)]