49998065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 67356576

約数和(自身を除く): 17358511

約数列:

[1, 5, 13, 41, 65, 73, 205, 257, 365, 533, 949, 1285, 2665, 2993, 3341, 4745, 10537, 14965, 16705, 18761, 38909, 52685, 93805, 136981, 194545, 243893, 684905, 769201, 1219465, 3846005, 9999613, 49998065]

約数ペア:

[(1, 49998065), (5, 9999613), (13, 3846005), (41, 1219465), (65, 769201), (73, 684905), (205, 243893), (257, 194545), (365, 136981), (533, 93805), (949, 52685), (1285, 38909), (2665, 18761), (2993, 16705), (3341, 14965), (4745, 10537)]