66445720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151013}}^1$

素因数の和:151035

約数の個数: 32

約数和(自身を含む): 163095120

約数和(自身を除く): 96649400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 151013, 302026, 604052, 755065, 1208104, 1510130, 1661143, 3020260, 3322286, 6040520, 6644572, 8305715, 13289144, 16611430, 33222860, 66445720]

約数ペア:

[(1, 66445720), (2, 33222860), (4, 16611430), (5, 13289144), (8, 8305715), (10, 6644572), (11, 6040520), (20, 3322286), (22, 3020260), (40, 1661143), (44, 1510130), (55, 1208104), (88, 755065), (110, 604052), (220, 302026), (440, 151013)]