38966425

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 49684320

約数和(自身を除く): 10717895

約数列:

[1, 5, 25, 83, 89, 211, 415, 445, 1055, 2075, 2225, 5275, 7387, 17513, 18779, 36935, 87565, 93895, 184675, 437825, 469475, 1558657, 7793285, 38966425]

約数ペア:

[(1, 38966425), (5, 7793285), (25, 1558657), (83, 469475), (89, 437825), (211, 184675), (415, 93895), (445, 87565), (1055, 36935), (2075, 18779), (2225, 17513), (5275, 7387)]