49907780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191953}}^1$

素因数の和:191975

約数の個数: 24

約数和(自身を含む): 112868952

約数和(自身を除く): 62961172

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 191953, 383906, 767812, 959765, 1919530, 2495389, 3839060, 4990778, 9981556, 12476945, 24953890, 49907780]

約数ペア:

[(1, 49907780), (2, 24953890), (4, 12476945), (5, 9981556), (10, 4990778), (13, 3839060), (20, 2495389), (26, 1919530), (52, 959765), (65, 767812), (130, 383906), (260, 191953)]