61231840

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3511}}^1$

素因数の和:3635

約数の個数: 48

約数和(自身を含む): 146028960

約数和(自身を除く): 84797120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 3488, 3511, 4360, 7022, 8720, 14044, 17440, 17555, 28088, 35110, 56176, 70220, 112352, 140440, 280880, 382699, 561760, 765398, 1530796, 1913495, 3061592, 3826990, 6123184, 7653980, 12246368, 15307960, 30615920, 61231840]

約数ペア:

[(1, 61231840), (2, 30615920), (4, 15307960), (5, 12246368), (8, 7653980), (10, 6123184), (16, 3826990), (20, 3061592), (32, 1913495), (40, 1530796), (80, 765398), (109, 561760), (160, 382699), (218, 280880), (436, 140440), (545, 112352), (872, 70220), (1090, 56176), (1744, 35110), (2180, 28088), (3488, 17555), (3511, 17440), (4360, 14044), (7022, 8720)]