89749040

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{3539}}^1$

素因数の和:3869

約数の個数: 40

約数和(自身を含む): 209383920

約数和(自身を除く): 119634880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 1268, 1585, 2536, 3170, 3539, 5072, 6340, 7078, 12680, 14156, 17695, 25360, 28312, 35390, 56624, 70780, 141560, 283120, 1121863, 2243726, 4487452, 5609315, 8974904, 11218630, 17949808, 22437260, 44874520, 89749040]

約数ペア:

[(1, 89749040), (2, 44874520), (4, 22437260), (5, 17949808), (8, 11218630), (10, 8974904), (16, 5609315), (20, 4487452), (40, 2243726), (80, 1121863), (317, 283120), (634, 141560), (1268, 70780), (1585, 56624), (2536, 35390), (3170, 28312), (3539, 25360), (5072, 17695), (6340, 14156), (7078, 12680)]