31524272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4889}}^1$

素因数の和:4941

約数の個数: 40

約数和(自身を含む): 67912320

約数和(自身を除く): 36388048

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 4889, 6448, 9778, 19556, 39112, 63557, 78224, 127114, 151559, 254228, 303118, 508456, 606236, 1016912, 1212472, 1970267, 2424944, 3940534, 7881068, 15762136, 31524272]

約数ペア:

[(1, 31524272), (2, 15762136), (4, 7881068), (8, 3940534), (13, 2424944), (16, 1970267), (26, 1212472), (31, 1016912), (52, 606236), (62, 508456), (104, 303118), (124, 254228), (208, 151559), (248, 127114), (403, 78224), (496, 63557), (806, 39112), (1612, 19556), (3224, 9778), (4889, 6448)]