64673240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{70297}}^1$

素因数の和:70331

約数の個数: 32

約数和(自身を含む): 151843680

約数和(自身を除く): 87170440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 70297, 140594, 281188, 351485, 562376, 702970, 1405940, 1616831, 2811880, 3233662, 6467324, 8084155, 12934648, 16168310, 32336620, 64673240]

約数ペア:

[(1, 64673240), (2, 32336620), (4, 16168310), (5, 12934648), (8, 8084155), (10, 6467324), (20, 3233662), (23, 2811880), (40, 1616831), (46, 1405940), (92, 702970), (115, 562376), (184, 351485), (230, 281188), (460, 140594), (920, 70297)]