26400784

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:415

約数の個数: 40

約数和(自身を含む): 52710912

約数和(自身を除く): 26310128

約数列:

[1, 2, 4, 8, 16, 53, 106, 163, 191, 212, 326, 382, 424, 652, 764, 848, 1304, 1528, 2608, 3056, 8639, 10123, 17278, 20246, 31133, 34556, 40492, 62266, 69112, 80984, 124532, 138224, 161968, 249064, 498128, 1650049, 3300098, 6600196, 13200392, 26400784]

約数ペア:

[(1, 26400784), (2, 13200392), (4, 6600196), (8, 3300098), (16, 1650049), (53, 498128), (106, 249064), (163, 161968), (191, 138224), (212, 124532), (326, 80984), (382, 69112), (424, 62266), (652, 40492), (764, 34556), (848, 31133), (1304, 20246), (1528, 17278), (2608, 10123), (3056, 8639)]