82004240

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{6529}}^1$

素因数の和:6699

約数の個数: 40

約数和(自身を含む): 191903640

約数和(自身を除く): 109899400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2512, 3140, 6280, 6529, 12560, 13058, 26116, 32645, 52232, 65290, 104464, 130580, 261160, 522320, 1025053, 2050106, 4100212, 5125265, 8200424, 10250530, 16400848, 20501060, 41002120, 82004240]

約数ペア:

[(1, 82004240), (2, 41002120), (4, 20501060), (5, 16400848), (8, 10250530), (10, 8200424), (16, 5125265), (20, 4100212), (40, 2050106), (80, 1025053), (157, 522320), (314, 261160), (628, 130580), (785, 104464), (1256, 65290), (1570, 52232), (2512, 32645), (3140, 26116), (6280, 13058), (6529, 12560)]