131238678064

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20353393}}^1$

素因数の和:20353445

約数の個数: 40

約数和(自身を含む): 282667935872

約数和(自身を除く): 151429257808

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 20353393, 40706786, 81413572, 162827144, 264594109, 325654288, 529188218, 630955183, 1058376436, 1261910366, 2116752872, 2523820732, 4233505744, 5047641464, 8202417379, 10095282928, 16404834758, 32809669516, 65619339032, 131238678064]

約数ペア:

[(1, 131238678064), (2, 65619339032), (4, 32809669516), (8, 16404834758), (13, 10095282928), (16, 8202417379), (26, 5047641464), (31, 4233505744), (52, 2523820732), (62, 2116752872), (104, 1261910366), (124, 1058376436), (208, 630955183), (248, 529188218), (403, 325654288), (496, 264594109), (806, 162827144), (1612, 81413572), (3224, 40706786), (6448, 20353393)]