72399275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2503}}^1$

素因数の和:2615

約数の個数: 24

約数和(自身を含む): 97806240

約数和(自身を除く): 25406965

約数列:

[1, 5, 13, 25, 65, 89, 325, 445, 1157, 2225, 2503, 5785, 12515, 28925, 32539, 62575, 162695, 222767, 813475, 1113835, 2895971, 5569175, 14479855, 72399275]

約数ペア:

[(1, 72399275), (5, 14479855), (13, 5569175), (25, 2895971), (65, 1113835), (89, 813475), (325, 222767), (445, 162695), (1157, 62575), (2225, 32539), (2503, 28925), (5785, 12515)]