109135720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{593}}^1$

素因数の和:754

約数の個数: 64

約数和(自身を含む): 254041920

約数和(自身を除く): 144906200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 107, 172, 214, 215, 344, 428, 430, 535, 593, 856, 860, 1070, 1186, 1720, 2140, 2372, 2965, 4280, 4601, 4744, 5930, 9202, 11860, 18404, 23005, 23720, 25499, 36808, 46010, 50998, 63451, 92020, 101996, 126902, 127495, 184040, 203992, 253804, 254990, 317255, 507608, 509980, 634510, 1019960, 1269020, 2538040, 2728393, 5456786, 10913572, 13641965, 21827144, 27283930, 54567860, 109135720]

約数ペア:

[(1, 109135720), (2, 54567860), (4, 27283930), (5, 21827144), (8, 13641965), (10, 10913572), (20, 5456786), (40, 2728393), (43, 2538040), (86, 1269020), (107, 1019960), (172, 634510), (214, 509980), (215, 507608), (344, 317255), (428, 254990), (430, 253804), (535, 203992), (593, 184040), (856, 127495), (860, 126902), (1070, 101996), (1186, 92020), (1720, 63451), (2140, 50998), (2372, 46010), (2965, 36808), (4280, 25499), (4601, 23720), (4744, 23005), (5930, 18404), (9202, 11860)]