53157260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{15727}}^1$

素因数の和:15762

約数の個数: 36

約数和(自身を含む): 120885408

約数和(自身を除く): 67728148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 15727, 31454, 62908, 78635, 157270, 204451, 314540, 408902, 817804, 1022255, 2044510, 2657863, 4089020, 5315726, 10631452, 13289315, 26578630, 53157260]

約数ペア:

[(1, 53157260), (2, 26578630), (4, 13289315), (5, 10631452), (10, 5315726), (13, 4089020), (20, 2657863), (26, 2044510), (52, 1022255), (65, 817804), (130, 408902), (169, 314540), (260, 204451), (338, 157270), (676, 78635), (845, 62908), (1690, 31454), (3380, 15727)]