68374540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13841}}^1$

素因数の和:13882

約数の個数: 48

約数和(自身を含む): 162781920

約数和(自身を除く): 94407380

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 13841, 27682, 55364, 69205, 138410, 179933, 262979, 276820, 359866, 525958, 719732, 899665, 1051916, 1314895, 1799330, 2629790, 3418727, 3598660, 5259580, 6837454, 13674908, 17093635, 34187270, 68374540]

約数ペア:

[(1, 68374540), (2, 34187270), (4, 17093635), (5, 13674908), (10, 6837454), (13, 5259580), (19, 3598660), (20, 3418727), (26, 2629790), (38, 1799330), (52, 1314895), (65, 1051916), (76, 899665), (95, 719732), (130, 525958), (190, 359866), (247, 276820), (260, 262979), (380, 179933), (494, 138410), (988, 69205), (1235, 55364), (2470, 27682), (4940, 13841)]