55639840

素因数分解:

$2^5\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1097}}^1$

素因数の和:1429

約数の個数: 48

約数和(自身を含む): 131983992

約数和(自身を除く): 76344152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 317, 634, 1097, 1268, 1585, 2194, 2536, 3170, 4388, 5072, 5485, 6340, 8776, 10144, 10970, 12680, 17552, 21940, 25360, 35104, 43880, 50720, 87760, 175520, 347749, 695498, 1390996, 1738745, 2781992, 3477490, 5563984, 6954980, 11127968, 13909960, 27819920, 55639840]

約数ペア:

[(1, 55639840), (2, 27819920), (4, 13909960), (5, 11127968), (8, 6954980), (10, 5563984), (16, 3477490), (20, 2781992), (32, 1738745), (40, 1390996), (80, 695498), (160, 347749), (317, 175520), (634, 87760), (1097, 50720), (1268, 43880), (1585, 35104), (2194, 25360), (2536, 21940), (3170, 17552), (4388, 12680), (5072, 10970), (5485, 10144), (6340, 8776)]