52121420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{200467}}^1$

素因数の和:200489

約数の個数: 24

約数和(自身を含む): 117875184

約数和(自身を除く): 65753764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 200467, 400934, 801868, 1002335, 2004670, 2606071, 4009340, 5212142, 10424284, 13030355, 26060710, 52121420]

約数ペア:

[(1, 52121420), (2, 26060710), (4, 13030355), (5, 10424284), (10, 5212142), (13, 4009340), (20, 2606071), (26, 2004670), (52, 1002335), (65, 801868), (130, 400934), (260, 200467)]