81517896

素因数分解:

$2^3\times 3^2\times {\mathrm{563}}^1\times {\mathrm{2011}}^1$

素因数の和:2586

約数の個数: 48

約数和(自身を含む): 221279760

約数和(自身を除く): 139761864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 563, 1126, 1689, 2011, 2252, 3378, 4022, 4504, 5067, 6033, 6756, 8044, 10134, 12066, 13512, 16088, 18099, 20268, 24132, 36198, 40536, 48264, 72396, 144792, 1132193, 2264386, 3396579, 4528772, 6793158, 9057544, 10189737, 13586316, 20379474, 27172632, 40758948, 81517896]

約数ペア:

[(1, 81517896), (2, 40758948), (3, 27172632), (4, 20379474), (6, 13586316), (8, 10189737), (9, 9057544), (12, 6793158), (18, 4528772), (24, 3396579), (36, 2264386), (72, 1132193), (563, 144792), (1126, 72396), (1689, 48264), (2011, 40536), (2252, 36198), (3378, 24132), (4022, 20268), (4504, 18099), (5067, 16088), (6033, 13512), (6756, 12066), (8044, 10134)]