64355480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229841}}^1$

素因数の和:229859

約数の個数: 32

約数和(自身を含む): 165486240

約数和(自身を除く): 101130760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 229841, 459682, 919364, 1149205, 1608887, 1838728, 2298410, 3217774, 4596820, 6435548, 8044435, 9193640, 12871096, 16088870, 32177740, 64355480]

約数ペア:

[(1, 64355480), (2, 32177740), (4, 16088870), (5, 12871096), (7, 9193640), (8, 8044435), (10, 6435548), (14, 4596820), (20, 3217774), (28, 2298410), (35, 1838728), (40, 1608887), (56, 1149205), (70, 919364), (140, 459682), (280, 229841)]