55697840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{379}}^1$

素因数の和:570

約数の個数: 80

約数和(自身を含む): 142490880

約数和(自身を除く): 86793040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 167, 176, 220, 334, 379, 440, 668, 758, 835, 880, 1336, 1516, 1670, 1837, 1895, 2672, 3032, 3340, 3674, 3790, 4169, 6064, 6680, 7348, 7580, 8338, 9185, 13360, 14696, 15160, 16676, 18370, 20845, 29392, 30320, 33352, 36740, 41690, 63293, 66704, 73480, 83380, 126586, 146960, 166760, 253172, 316465, 333520, 506344, 632930, 696223, 1012688, 1265860, 1392446, 2531720, 2784892, 3481115, 5063440, 5569784, 6962230, 11139568, 13924460, 27848920, 55697840]

約数ペア:

[(1, 55697840), (2, 27848920), (4, 13924460), (5, 11139568), (8, 6962230), (10, 5569784), (11, 5063440), (16, 3481115), (20, 2784892), (22, 2531720), (40, 1392446), (44, 1265860), (55, 1012688), (80, 696223), (88, 632930), (110, 506344), (167, 333520), (176, 316465), (220, 253172), (334, 166760), (379, 146960), (440, 126586), (668, 83380), (758, 73480), (835, 66704), (880, 63293), (1336, 41690), (1516, 36740), (1670, 33352), (1837, 30320), (1895, 29392), (2672, 20845), (3032, 18370), (3340, 16676), (3674, 15160), (3790, 14696), (4169, 13360), (6064, 9185), (6680, 8338), (7348, 7580)]