55975040

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7951}}^1$

素因数の和:7981

約数の個数: 64

約数和(自身を含む): 145998720

約数和(自身を除く): 90023680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 7951, 15902, 31804, 39755, 63608, 79510, 87461, 127216, 159020, 174922, 254432, 318040, 349844, 437305, 508864, 636080, 699688, 874610, 1017728, 1272160, 1399376, 1749220, 2544320, 2798752, 3498440, 5088640, 5597504, 6996880, 11195008, 13993760, 27987520, 55975040]

約数ペア:

[(1, 55975040), (2, 27987520), (4, 13993760), (5, 11195008), (8, 6996880), (10, 5597504), (11, 5088640), (16, 3498440), (20, 2798752), (22, 2544320), (32, 1749220), (40, 1399376), (44, 1272160), (55, 1017728), (64, 874610), (80, 699688), (88, 636080), (110, 508864), (128, 437305), (160, 349844), (176, 318040), (220, 254432), (320, 174922), (352, 159020), (440, 127216), (640, 87461), (704, 79510), (880, 63608), (1408, 39755), (1760, 31804), (3520, 15902), (7040, 7951)]