90677180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{1181}}^1$

素因数の和:1550

約数の個数: 48

約数和(自身を含む): 208504800

約数和(自身を除く): 117827620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 349, 698, 1181, 1396, 1745, 2362, 3490, 3839, 4724, 5905, 6980, 7678, 11810, 12991, 15356, 19195, 23620, 25982, 38390, 51964, 64955, 76780, 129910, 259820, 412169, 824338, 1648676, 2060845, 4121690, 4533859, 8243380, 9067718, 18135436, 22669295, 45338590, 90677180]

約数ペア:

[(1, 90677180), (2, 45338590), (4, 22669295), (5, 18135436), (10, 9067718), (11, 8243380), (20, 4533859), (22, 4121690), (44, 2060845), (55, 1648676), (110, 824338), (220, 412169), (349, 259820), (698, 129910), (1181, 76780), (1396, 64955), (1745, 51964), (2362, 38390), (3490, 25982), (3839, 23620), (4724, 19195), (5905, 15356), (6980, 12991), (7678, 11810)]