80894460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{20123}}^1$

素因数の和:20202

約数の個数: 48

約数和(自身を含む): 229896576

約数和(自身を除く): 149002116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 20123, 40246, 60369, 80492, 100615, 120738, 201230, 241476, 301845, 402460, 603690, 1207380, 1348241, 2696482, 4044723, 5392964, 6741205, 8089446, 13482410, 16178892, 20223615, 26964820, 40447230, 80894460]

約数ペア:

[(1, 80894460), (2, 40447230), (3, 26964820), (4, 20223615), (5, 16178892), (6, 13482410), (10, 8089446), (12, 6741205), (15, 5392964), (20, 4044723), (30, 2696482), (60, 1348241), (67, 1207380), (134, 603690), (201, 402460), (268, 301845), (335, 241476), (402, 201230), (670, 120738), (804, 100615), (1005, 80492), (1340, 60369), (2010, 40246), (4020, 20123)]