68423240

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{10243}}^1$

素因数の和:10421

約数の個数: 32

約数和(自身を含む): 154889280

約数和(自身を除く): 86466040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3340, 6680, 10243, 20486, 40972, 51215, 81944, 102430, 204860, 409720, 1710581, 3421162, 6842324, 8552905, 13684648, 17105810, 34211620, 68423240]

約数ペア:

[(1, 68423240), (2, 34211620), (4, 17105810), (5, 13684648), (8, 8552905), (10, 6842324), (20, 3421162), (40, 1710581), (167, 409720), (334, 204860), (668, 102430), (835, 81944), (1336, 51215), (1670, 40972), (3340, 20486), (6680, 10243)]