245985545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1103}}^1$

素因数の和:1241

約数の個数: 32

約数和(自身を含む): 329398272

約数和(自身を除く): 83412727

約数列:

[1, 5, 13, 47, 65, 73, 235, 365, 611, 949, 1103, 3055, 3431, 4745, 5515, 14339, 17155, 44603, 51841, 71695, 80519, 223015, 259205, 402595, 673933, 1046747, 3369665, 3784393, 5233735, 18921965, 49197109, 245985545]

約数ペア:

[(1, 245985545), (5, 49197109), (13, 18921965), (47, 5233735), (65, 3784393), (73, 3369665), (235, 1046747), (365, 673933), (611, 402595), (949, 259205), (1103, 223015), (3055, 80519), (3431, 71695), (4745, 51841), (5515, 44603), (14339, 17155)]