511360

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:83

約数の個数: 64

約数和(自身を含む): 1321920

約数和(自身を除く): 810560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 47, 64, 68, 80, 85, 94, 128, 136, 160, 170, 188, 235, 272, 320, 340, 376, 470, 544, 640, 680, 752, 799, 940, 1088, 1360, 1504, 1598, 1880, 2176, 2720, 3008, 3196, 3760, 3995, 5440, 6016, 6392, 7520, 7990, 10880, 12784, 15040, 15980, 25568, 30080, 31960, 51136, 63920, 102272, 127840, 255680, 511360]

約数ペア:

[(1, 511360), (2, 255680), (4, 127840), (5, 102272), (8, 63920), (10, 51136), (16, 31960), (17, 30080), (20, 25568), (32, 15980), (34, 15040), (40, 12784), (47, 10880), (64, 7990), (68, 7520), (80, 6392), (85, 6016), (94, 5440), (128, 3995), (136, 3760), (160, 3196), (170, 3008), (188, 2720), (235, 2176), (272, 1880), (320, 1598), (340, 1504), (376, 1360), (470, 1088), (544, 940), (640, 799), (680, 752)]