53508440

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1$

素因数の和:392

約数の個数: 64

約数和(自身を含む): 124104960

約数和(自身を除く): 70596520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 83, 142, 166, 227, 284, 332, 355, 415, 454, 568, 664, 710, 830, 908, 1135, 1420, 1660, 1816, 2270, 2840, 3320, 4540, 5893, 9080, 11786, 16117, 18841, 23572, 29465, 32234, 37682, 47144, 58930, 64468, 75364, 80585, 94205, 117860, 128936, 150728, 161170, 188410, 235720, 322340, 376820, 644680, 753640, 1337711, 2675422, 5350844, 6688555, 10701688, 13377110, 26754220, 53508440]

約数ペア:

[(1, 53508440), (2, 26754220), (4, 13377110), (5, 10701688), (8, 6688555), (10, 5350844), (20, 2675422), (40, 1337711), (71, 753640), (83, 644680), (142, 376820), (166, 322340), (227, 235720), (284, 188410), (332, 161170), (355, 150728), (415, 128936), (454, 117860), (568, 94205), (664, 80585), (710, 75364), (830, 64468), (908, 58930), (1135, 47144), (1420, 37682), (1660, 32234), (1816, 29465), (2270, 23572), (2840, 18841), (3320, 16117), (4540, 11786), (5893, 9080)]