254451728

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{1571}}^1$

素因数の和:1823

約数の個数: 40

約数和(自身を含む): 505253376

約数和(自身を除く): 250801648

約数列:

[1, 2, 4, 8, 16, 53, 106, 191, 212, 382, 424, 764, 848, 1528, 1571, 3056, 3142, 6284, 10123, 12568, 20246, 25136, 40492, 80984, 83263, 161968, 166526, 300061, 333052, 600122, 666104, 1200244, 1332208, 2400488, 4800976, 15903233, 31806466, 63612932, 127225864, 254451728]

約数ペア:

[(1, 254451728), (2, 127225864), (4, 63612932), (8, 31806466), (16, 15903233), (53, 4800976), (106, 2400488), (191, 1332208), (212, 1200244), (382, 666104), (424, 600122), (764, 333052), (848, 300061), (1528, 166526), (1571, 161968), (3056, 83263), (3142, 80984), (6284, 40492), (10123, 25136), (12568, 20246)]