64456120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{70061}}^1$

素因数の和:70095

約数の個数: 32

約数和(自身を含む): 151333920

約数和(自身を除く): 86877800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 70061, 140122, 280244, 350305, 560488, 700610, 1401220, 1611403, 2802440, 3222806, 6445612, 8057015, 12891224, 16114030, 32228060, 64456120]

約数ペア:

[(1, 64456120), (2, 32228060), (4, 16114030), (5, 12891224), (8, 8057015), (10, 6445612), (20, 3222806), (23, 2802440), (40, 1611403), (46, 1401220), (92, 700610), (115, 560488), (184, 350305), (230, 280244), (460, 140122), (920, 70061)]