72162640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{82003}}^1$

素因数の和:82027

約数の個数: 40

約数和(自身を含む): 183032928

約数和(自身を除く): 110870288

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 82003, 164006, 328012, 410015, 656024, 820030, 902033, 1312048, 1640060, 1804066, 3280120, 3608132, 4510165, 6560240, 7216264, 9020330, 14432528, 18040660, 36081320, 72162640]

約数ペア:

[(1, 72162640), (2, 36081320), (4, 18040660), (5, 14432528), (8, 9020330), (10, 7216264), (11, 6560240), (16, 4510165), (20, 3608132), (22, 3280120), (40, 1804066), (44, 1640060), (55, 1312048), (80, 902033), (88, 820030), (110, 656024), (176, 410015), (220, 328012), (440, 164006), (880, 82003)]