56419280

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:324

約数の個数: 80

約数和(自身を含む): 136491264

約数和(自身を除く): 80071984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 103, 164, 167, 205, 206, 328, 334, 410, 412, 515, 656, 668, 820, 824, 835, 1030, 1336, 1640, 1648, 1670, 2060, 2672, 3280, 3340, 4120, 4223, 6680, 6847, 8240, 8446, 13360, 13694, 16892, 17201, 21115, 27388, 33784, 34235, 34402, 42230, 54776, 67568, 68470, 68804, 84460, 86005, 109552, 136940, 137608, 168920, 172010, 273880, 275216, 337840, 344020, 547760, 688040, 705241, 1376080, 1410482, 2820964, 3526205, 5641928, 7052410, 11283856, 14104820, 28209640, 56419280]

約数ペア:

[(1, 56419280), (2, 28209640), (4, 14104820), (5, 11283856), (8, 7052410), (10, 5641928), (16, 3526205), (20, 2820964), (40, 1410482), (41, 1376080), (80, 705241), (82, 688040), (103, 547760), (164, 344020), (167, 337840), (205, 275216), (206, 273880), (328, 172010), (334, 168920), (410, 137608), (412, 136940), (515, 109552), (656, 86005), (668, 84460), (820, 68804), (824, 68470), (835, 67568), (1030, 54776), (1336, 42230), (1640, 34402), (1648, 34235), (1670, 33784), (2060, 27388), (2672, 21115), (3280, 17201), (3340, 16892), (4120, 13694), (4223, 13360), (6680, 8446), (6847, 8240)]