258538130

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{22307}}^1$

素因数の和:22394

約数の個数: 32

約数和(自身を含む): 497914560

約数和(自身を除く): 239376430

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 122, 190, 305, 610, 1159, 2318, 5795, 11590, 22307, 44614, 111535, 223070, 423833, 847666, 1360727, 2119165, 2721454, 4238330, 6803635, 13607270, 25853813, 51707626, 129269065, 258538130]

約数ペア:

[(1, 258538130), (2, 129269065), (5, 51707626), (10, 25853813), (19, 13607270), (38, 6803635), (61, 4238330), (95, 2721454), (122, 2119165), (190, 1360727), (305, 847666), (610, 423833), (1159, 223070), (2318, 111535), (5795, 44614), (11590, 22307)]