159403520

素因数分解:

$2^9\times 5^1\times {\mathrm{71}}^1\times {\mathrm{877}}^1$

素因数の和:971

約数の個数: 80

約数和(自身を含む): 388019808

約数和(自身を除く): 228616288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 512, 568, 640, 710, 877, 1136, 1280, 1420, 1754, 2272, 2560, 2840, 3508, 4385, 4544, 5680, 7016, 8770, 9088, 11360, 14032, 17540, 18176, 22720, 28064, 35080, 36352, 45440, 56128, 62267, 70160, 90880, 112256, 124534, 140320, 181760, 224512, 249068, 280640, 311335, 449024, 498136, 561280, 622670, 996272, 1122560, 1245340, 1992544, 2245120, 2490680, 3985088, 4981360, 7970176, 9962720, 15940352, 19925440, 31880704, 39850880, 79701760, 159403520]

約数ペア:

[(1, 159403520), (2, 79701760), (4, 39850880), (5, 31880704), (8, 19925440), (10, 15940352), (16, 9962720), (20, 7970176), (32, 4981360), (40, 3985088), (64, 2490680), (71, 2245120), (80, 1992544), (128, 1245340), (142, 1122560), (160, 996272), (256, 622670), (284, 561280), (320, 498136), (355, 449024), (512, 311335), (568, 280640), (640, 249068), (710, 224512), (877, 181760), (1136, 140320), (1280, 124534), (1420, 112256), (1754, 90880), (2272, 70160), (2560, 62267), (2840, 56128), (3508, 45440), (4385, 36352), (4544, 35080), (5680, 28064), (7016, 22720), (8770, 18176), (9088, 17540), (11360, 14032)]