83673872

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:280

約数の個数: 80

約数和(自身を含む): 180375360

約数和(自身を除く): 96701488

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 43, 74, 76, 86, 148, 152, 172, 173, 296, 304, 344, 346, 592, 688, 692, 703, 817, 1384, 1406, 1591, 1634, 2768, 2812, 3182, 3268, 3287, 5624, 6364, 6401, 6536, 6574, 7439, 11248, 12728, 12802, 13072, 13148, 14878, 25456, 25604, 26296, 29756, 30229, 51208, 52592, 59512, 60458, 102416, 119024, 120916, 121619, 141341, 241832, 243238, 275243, 282682, 483664, 486476, 550486, 565364, 972952, 1100972, 1130728, 1945904, 2201944, 2261456, 4403888, 5229617, 10459234, 20918468, 41836936, 83673872]

約数ペア:

[(1, 83673872), (2, 41836936), (4, 20918468), (8, 10459234), (16, 5229617), (19, 4403888), (37, 2261456), (38, 2201944), (43, 1945904), (74, 1130728), (76, 1100972), (86, 972952), (148, 565364), (152, 550486), (172, 486476), (173, 483664), (296, 282682), (304, 275243), (344, 243238), (346, 241832), (592, 141341), (688, 121619), (692, 120916), (703, 119024), (817, 102416), (1384, 60458), (1406, 59512), (1591, 52592), (1634, 51208), (2768, 30229), (2812, 29756), (3182, 26296), (3268, 25604), (3287, 25456), (5624, 14878), (6364, 13148), (6401, 13072), (6536, 12802), (6574, 12728), (7439, 11248)]