49823120

素因数分解:

$2^4\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1601}}^1$

素因数の和:2003

約数の個数: 40

約数和(自身を含む): 116209080

約数和(自身を除く): 66385960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 389, 778, 1556, 1601, 1945, 3112, 3202, 3890, 6224, 6404, 7780, 8005, 12808, 15560, 16010, 25616, 31120, 32020, 64040, 128080, 622789, 1245578, 2491156, 3113945, 4982312, 6227890, 9964624, 12455780, 24911560, 49823120]

約数ペア:

[(1, 49823120), (2, 24911560), (4, 12455780), (5, 9964624), (8, 6227890), (10, 4982312), (16, 3113945), (20, 2491156), (40, 1245578), (80, 622789), (389, 128080), (778, 64040), (1556, 32020), (1601, 31120), (1945, 25616), (3112, 16010), (3202, 15560), (3890, 12808), (6224, 8005), (6404, 7780)]