55801990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{2203}}^1$

素因数の和:2376

約数の個数: 32

約数和(自身を含む): 107114400

約数和(自身を除く): 51312410

約数列:

[1, 2, 5, 10, 17, 34, 85, 149, 170, 298, 745, 1490, 2203, 2533, 4406, 5066, 11015, 12665, 22030, 25330, 37451, 74902, 187255, 328247, 374510, 656494, 1641235, 3282470, 5580199, 11160398, 27900995, 55801990]

約数ペア:

[(1, 55801990), (2, 27900995), (5, 11160398), (10, 5580199), (17, 3282470), (34, 1641235), (85, 656494), (149, 374510), (170, 328247), (298, 187255), (745, 74902), (1490, 37451), (2203, 25330), (2533, 22030), (4406, 12665), (5066, 11015)]