5154880

素因数分解:

$2^6\times 5^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:287

約数の個数: 56

約数和(自身を含む): 12481560

約数和(自身を除く): 7326680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 160, 178, 181, 320, 356, 362, 445, 712, 724, 890, 905, 1424, 1448, 1780, 1810, 2848, 2896, 3560, 3620, 5696, 5792, 7120, 7240, 11584, 14240, 14480, 16109, 28480, 28960, 32218, 57920, 64436, 80545, 128872, 161090, 257744, 322180, 515488, 644360, 1030976, 1288720, 2577440, 5154880]

約数ペア:

[(1, 5154880), (2, 2577440), (4, 1288720), (5, 1030976), (8, 644360), (10, 515488), (16, 322180), (20, 257744), (32, 161090), (40, 128872), (64, 80545), (80, 64436), (89, 57920), (160, 32218), (178, 28960), (181, 28480), (320, 16109), (356, 14480), (362, 14240), (445, 11584), (712, 7240), (724, 7120), (890, 5792), (905, 5696), (1424, 3620), (1448, 3560), (1780, 2896), (1810, 2848)]