90865400

素因数分解:

$2^3\times 5^2\times {\mathrm{67}}^1\times {\mathrm{6781}}^1$

素因数の和:6864

約数の個数: 48

約数和(自身を含む): 214446840

約数和(自身を除く): 123581440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 67, 100, 134, 200, 268, 335, 536, 670, 1340, 1675, 2680, 3350, 6700, 6781, 13400, 13562, 27124, 33905, 54248, 67810, 135620, 169525, 271240, 339050, 454327, 678100, 908654, 1356200, 1817308, 2271635, 3634616, 4543270, 9086540, 11358175, 18173080, 22716350, 45432700, 90865400]

約数ペア:

[(1, 90865400), (2, 45432700), (4, 22716350), (5, 18173080), (8, 11358175), (10, 9086540), (20, 4543270), (25, 3634616), (40, 2271635), (50, 1817308), (67, 1356200), (100, 908654), (134, 678100), (200, 454327), (268, 339050), (335, 271240), (536, 169525), (670, 135620), (1340, 67810), (1675, 54248), (2680, 33905), (3350, 27124), (6700, 13562), (6781, 13400)]