7988630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:225

約数の個数: 48

約数和(自身を含む): 16206480

約数和(自身を除く): 8217850

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 163, 169, 290, 326, 338, 377, 754, 815, 845, 1630, 1690, 1885, 2119, 3770, 4238, 4727, 4901, 9454, 9802, 10595, 21190, 23635, 24505, 27547, 47270, 49010, 55094, 61451, 122902, 137735, 275470, 307255, 614510, 798863, 1597726, 3994315, 7988630]

約数ペア:

[(1, 7988630), (2, 3994315), (5, 1597726), (10, 798863), (13, 614510), (26, 307255), (29, 275470), (58, 137735), (65, 122902), (130, 61451), (145, 55094), (163, 49010), (169, 47270), (290, 27547), (326, 24505), (338, 23635), (377, 21190), (754, 10595), (815, 9802), (845, 9454), (1630, 4901), (1690, 4727), (1885, 4238), (2119, 3770)]