7975280

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{761}}^1$

素因数の和:905

約数の個数: 40

約数和(自身を含む): 18708624

約数和(自身を除く): 10733344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 761, 1048, 1310, 1522, 2096, 2620, 3044, 3805, 5240, 6088, 7610, 10480, 12176, 15220, 30440, 60880, 99691, 199382, 398764, 498455, 797528, 996910, 1595056, 1993820, 3987640, 7975280]

約数ペア:

[(1, 7975280), (2, 3987640), (4, 1993820), (5, 1595056), (8, 996910), (10, 797528), (16, 498455), (20, 398764), (40, 199382), (80, 99691), (131, 60880), (262, 30440), (524, 15220), (655, 12176), (761, 10480), (1048, 7610), (1310, 6088), (1522, 5240), (2096, 3805), (2620, 3044)]