79962880

素因数分解:

$2^8\times 5^1\times {\mathrm{179}}^1\times {\mathrm{349}}^1$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 193158000

約数和(自身を除く): 113195120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 179, 256, 320, 349, 358, 640, 698, 716, 895, 1280, 1396, 1432, 1745, 1790, 2792, 2864, 3490, 3580, 5584, 5728, 6980, 7160, 11168, 11456, 13960, 14320, 22336, 22912, 27920, 28640, 44672, 45824, 55840, 57280, 62471, 89344, 111680, 114560, 124942, 223360, 229120, 249884, 312355, 446720, 499768, 624710, 999536, 1249420, 1999072, 2498840, 3998144, 4997680, 7996288, 9995360, 15992576, 19990720, 39981440, 79962880]

約数ペア:

[(1, 79962880), (2, 39981440), (4, 19990720), (5, 15992576), (8, 9995360), (10, 7996288), (16, 4997680), (20, 3998144), (32, 2498840), (40, 1999072), (64, 1249420), (80, 999536), (128, 624710), (160, 499768), (179, 446720), (256, 312355), (320, 249884), (349, 229120), (358, 223360), (640, 124942), (698, 114560), (716, 111680), (895, 89344), (1280, 62471), (1396, 57280), (1432, 55840), (1745, 45824), (1790, 44672), (2792, 28640), (2864, 27920), (3490, 22912), (3580, 22336), (5584, 14320), (5728, 13960), (6980, 11456), (7160, 11168)]