249603920

素因数分解:

$2^4\times 5^1\times {\mathrm{443}}^1\times {\mathrm{7043}}^1$

素因数の和:7499

約数の個数: 40

約数和(自身を含む): 581721696

約数和(自身を除く): 332117776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 443, 886, 1772, 2215, 3544, 4430, 7043, 7088, 8860, 14086, 17720, 28172, 35215, 35440, 56344, 70430, 112688, 140860, 281720, 563440, 3120049, 6240098, 12480196, 15600245, 24960392, 31200490, 49920784, 62400980, 124801960, 249603920]

約数ペア:

[(1, 249603920), (2, 124801960), (4, 62400980), (5, 49920784), (8, 31200490), (10, 24960392), (16, 15600245), (20, 12480196), (40, 6240098), (80, 3120049), (443, 563440), (886, 281720), (1772, 140860), (2215, 112688), (3544, 70430), (4430, 56344), (7043, 35440), (7088, 35215), (8860, 28172), (14086, 17720)]