55768840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{82013}}^1$

素因数の和:82041

約数の個数: 32

約数和(自身を含む): 132862680

約数和(自身を除く): 77093840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 82013, 164026, 328052, 410065, 656104, 820130, 1394221, 1640260, 2788442, 3280520, 5576884, 6971105, 11153768, 13942210, 27884420, 55768840]

約数ペア:

[(1, 55768840), (2, 27884420), (4, 13942210), (5, 11153768), (8, 6971105), (10, 5576884), (17, 3280520), (20, 2788442), (34, 1640260), (40, 1394221), (68, 820130), (85, 656104), (136, 410065), (170, 328052), (340, 164026), (680, 82013)]