78391216

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{288203}}^1$

素因数の和:288228

約数の個数: 20

約数和(自身を含む): 160817832

約数和(自身を除く): 82426616

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 288203, 576406, 1152812, 2305624, 4611248, 4899451, 9798902, 19597804, 39195608, 78391216]

約数ペア:

[(1, 78391216), (2, 39195608), (4, 19597804), (8, 9798902), (16, 4899451), (17, 4611248), (34, 2305624), (68, 1152812), (136, 576406), (272, 288203)]