64075480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{228841}}^1$

素因数の和:228859

約数の個数: 32

約数和(自身を含む): 164766240

約数和(自身を除く): 100690760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 228841, 457682, 915364, 1144205, 1601887, 1830728, 2288410, 3203774, 4576820, 6407548, 8009435, 9153640, 12815096, 16018870, 32037740, 64075480]

約数ペア:

[(1, 64075480), (2, 32037740), (4, 16018870), (5, 12815096), (7, 9153640), (8, 8009435), (10, 6407548), (14, 4576820), (20, 3203774), (28, 2288410), (35, 1830728), (40, 1601887), (56, 1144205), (70, 915364), (140, 457682), (280, 228841)]