166171408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25771}}^1$

素因数の和:25823

約数の個数: 40

約数和(自身を含む): 357921536

約数和(自身を除く): 191750128

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 25771, 51542, 103084, 206168, 335023, 412336, 670046, 798901, 1340092, 1597802, 2680184, 3195604, 5360368, 6391208, 10385713, 12782416, 20771426, 41542852, 83085704, 166171408]

約数ペア:

[(1, 166171408), (2, 83085704), (4, 41542852), (8, 20771426), (13, 12782416), (16, 10385713), (26, 6391208), (31, 5360368), (52, 3195604), (62, 2680184), (104, 1597802), (124, 1340092), (208, 798901), (248, 670046), (403, 412336), (496, 335023), (806, 206168), (1612, 103084), (3224, 51542), (6448, 25771)]