53513980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{205823}}^1$

素因数の和:205845

約数の個数: 24

約数和(自身を含む): 121024512

約数和(自身を除く): 67510532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 205823, 411646, 823292, 1029115, 2058230, 2675699, 4116460, 5351398, 10702796, 13378495, 26756990, 53513980]

約数ペア:

[(1, 53513980), (2, 26756990), (4, 13378495), (5, 10702796), (10, 5351398), (13, 4116460), (20, 2675699), (26, 2058230), (52, 1029115), (65, 823292), (130, 411646), (260, 205823)]