55630640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{359}}^1$

素因数の和:534

約数の個数: 80

約数和(自身を含む): 140616000

約数和(自身を除く): 84985360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 149, 208, 260, 298, 359, 520, 596, 718, 745, 1040, 1192, 1436, 1490, 1795, 1937, 2384, 2872, 2980, 3590, 3874, 4667, 5744, 5960, 7180, 7748, 9334, 9685, 11920, 14360, 15496, 18668, 19370, 23335, 28720, 30992, 37336, 38740, 46670, 53491, 74672, 77480, 93340, 106982, 154960, 186680, 213964, 267455, 373360, 427928, 534910, 695383, 855856, 1069820, 1390766, 2139640, 2781532, 3476915, 4279280, 5563064, 6953830, 11126128, 13907660, 27815320, 55630640]

約数ペア:

[(1, 55630640), (2, 27815320), (4, 13907660), (5, 11126128), (8, 6953830), (10, 5563064), (13, 4279280), (16, 3476915), (20, 2781532), (26, 2139640), (40, 1390766), (52, 1069820), (65, 855856), (80, 695383), (104, 534910), (130, 427928), (149, 373360), (208, 267455), (260, 213964), (298, 186680), (359, 154960), (520, 106982), (596, 93340), (718, 77480), (745, 74672), (1040, 53491), (1192, 46670), (1436, 38740), (1490, 37336), (1795, 30992), (1937, 28720), (2384, 23335), (2872, 19370), (2980, 18668), (3590, 15496), (3874, 14360), (4667, 11920), (5744, 9685), (5960, 9334), (7180, 7748)]