64863910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{14843}}^1$

素因数の和:14892

約数の個数: 32

約数和(自身を含む): 128252160

約数和(自身を除く): 63388250

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 14843, 29686, 74215, 148430, 282017, 341389, 564034, 682778, 1410085, 1706945, 2820170, 3413890, 6486391, 12972782, 32431955, 64863910]

約数ペア:

[(1, 64863910), (2, 32431955), (5, 12972782), (10, 6486391), (19, 3413890), (23, 2820170), (38, 1706945), (46, 1410085), (95, 682778), (115, 564034), (190, 341389), (230, 282017), (437, 148430), (874, 74215), (2185, 29686), (4370, 14843)]