68935408

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{253439}}^1$

素因数の和:253464

約数の個数: 20

約数和(自身を含む): 141419520

約数和(自身を除く): 72484112

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 253439, 506878, 1013756, 2027512, 4055024, 4308463, 8616926, 17233852, 34467704, 68935408]

約数ペア:

[(1, 68935408), (2, 34467704), (4, 17233852), (8, 8616926), (16, 4308463), (17, 4055024), (34, 2027512), (68, 1013756), (136, 506878), (272, 253439)]