258460436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{491}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 499903488

約数和(自身を除く): 241443052

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 191, 212, 382, 491, 689, 764, 982, 1378, 1964, 2483, 2756, 4966, 6383, 9932, 10123, 12766, 20246, 25532, 26023, 40492, 52046, 93781, 104092, 131599, 187562, 263198, 338299, 375124, 526396, 676598, 1219153, 1353196, 2438306, 4876612, 4970393, 9940786, 19881572, 64615109, 129230218, 258460436]

約数ペア:

[(1, 258460436), (2, 129230218), (4, 64615109), (13, 19881572), (26, 9940786), (52, 4970393), (53, 4876612), (106, 2438306), (191, 1353196), (212, 1219153), (382, 676598), (491, 526396), (689, 375124), (764, 338299), (982, 263198), (1378, 187562), (1964, 131599), (2483, 104092), (2756, 93781), (4966, 52046), (6383, 40492), (9932, 26023), (10123, 25532), (12766, 20246)]