77354080

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28439}}^1$

素因数の和:28471

約数の個数: 48

約数和(自身を含む): 193505760

約数和(自身を除く): 116151680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 28439, 56878, 113756, 142195, 227512, 284390, 455024, 483463, 568780, 910048, 966926, 1137560, 1933852, 2275120, 2417315, 3867704, 4550240, 4834630, 7735408, 9669260, 15470816, 19338520, 38677040, 77354080]

約数ペア:

[(1, 77354080), (2, 38677040), (4, 19338520), (5, 15470816), (8, 9669260), (10, 7735408), (16, 4834630), (17, 4550240), (20, 3867704), (32, 2417315), (34, 2275120), (40, 1933852), (68, 1137560), (80, 966926), (85, 910048), (136, 568780), (160, 483463), (170, 455024), (272, 284390), (340, 227512), (544, 142195), (680, 113756), (1360, 56878), (2720, 28439)]