67654540

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{13477}}^1$

素因数の和:13737

約数の個数: 24

約数和(自身を含む): 142651152

約数和(自身を除く): 74996612

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 13477, 26954, 53908, 67385, 134770, 269540, 3382727, 6765454, 13530908, 16913635, 33827270, 67654540]

約数ペア:

[(1, 67654540), (2, 33827270), (4, 16913635), (5, 13530908), (10, 6765454), (20, 3382727), (251, 269540), (502, 134770), (1004, 67385), (1255, 53908), (2510, 26954), (5020, 13477)]