81469904

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{503}}^1$

素因数の和:755

約数の個数: 40

約数和(自身を含む): 161989632

約数和(自身を除く): 80519728

約数列:

[1, 2, 4, 8, 16, 53, 106, 191, 212, 382, 424, 503, 764, 848, 1006, 1528, 2012, 3056, 4024, 8048, 10123, 20246, 26659, 40492, 53318, 80984, 96073, 106636, 161968, 192146, 213272, 384292, 426544, 768584, 1537168, 5091869, 10183738, 20367476, 40734952, 81469904]

約数ペア:

[(1, 81469904), (2, 40734952), (4, 20367476), (8, 10183738), (16, 5091869), (53, 1537168), (106, 768584), (191, 426544), (212, 384292), (382, 213272), (424, 192146), (503, 161968), (764, 106636), (848, 96073), (1006, 80984), (1528, 53318), (2012, 40492), (3056, 26659), (4024, 20246), (8048, 10123)]