64759910

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157951}}^1$

素因数の和:157999

約数の個数: 16

約数和(自身を含む): 119411712

約数和(自身を除く): 54651802

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 157951, 315902, 789755, 1579510, 6475991, 12951982, 32379955, 64759910]

約数ペア:

[(1, 64759910), (2, 32379955), (5, 12951982), (10, 6475991), (41, 1579510), (82, 789755), (205, 315902), (410, 157951)]