57253820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{1303}}^1$

素因数の和:1351

約数の個数: 48

約数和(自身を含む): 130347840

約数和(自身を除く): 73094020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1303, 1690, 2197, 2606, 3380, 4394, 5212, 6515, 8788, 10985, 13030, 16939, 21970, 26060, 33878, 43940, 67756, 84695, 169390, 220207, 338780, 440414, 880828, 1101035, 2202070, 2862691, 4404140, 5725382, 11450764, 14313455, 28626910, 57253820]

約数ペア:

[(1, 57253820), (2, 28626910), (4, 14313455), (5, 11450764), (10, 5725382), (13, 4404140), (20, 2862691), (26, 2202070), (52, 1101035), (65, 880828), (130, 440414), (169, 338780), (260, 220207), (338, 169390), (676, 84695), (845, 67756), (1303, 43940), (1690, 33878), (2197, 26060), (2606, 21970), (3380, 16939), (4394, 13030), (5212, 10985), (6515, 8788)]