66742225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7829}}^1$

素因数の和:7881

約数の個数: 24

約数和(自身を含む): 93208320

約数和(自身を除く): 26466095

約数列:

[1, 5, 11, 25, 31, 55, 155, 275, 341, 775, 1705, 7829, 8525, 39145, 86119, 195725, 242699, 430595, 1213495, 2152975, 2669689, 6067475, 13348445, 66742225]

約数ペア:

[(1, 66742225), (5, 13348445), (11, 6067475), (25, 2669689), (31, 2152975), (55, 1213495), (155, 430595), (275, 242699), (341, 195725), (775, 86119), (1705, 39145), (7829, 8525)]