381215692675

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1\times {\mathrm{53479}}^1$

素因数の和:53900

約数の個数: 48

約数和(自身を含む): 510627040000

約数和(自身を除く): 129411347325

約数列:

[1, 5, 19, 25, 43, 95, 215, 349, 475, 817, 1075, 1745, 4085, 6631, 8725, 15007, 20425, 33155, 53479, 75035, 165775, 267395, 285133, 375175, 1016101, 1336975, 1425665, 2299597, 5080505, 7128325, 11497985, 18664171, 25402525, 43692343, 57489925, 93320855, 218461715, 354619249, 466604275, 802559353, 1092308575, 1773096245, 4012796765, 8865481225, 15248627707, 20063983825, 76243138535, 381215692675]

約数ペア:

[(1, 381215692675), (5, 76243138535), (19, 20063983825), (25, 15248627707), (43, 8865481225), (95, 4012796765), (215, 1773096245), (349, 1092308575), (475, 802559353), (817, 466604275), (1075, 354619249), (1745, 218461715), (4085, 93320855), (6631, 57489925), (8725, 43692343), (15007, 25402525), (20425, 18664171), (33155, 11497985), (53479, 7128325), (75035, 5080505), (165775, 2299597), (267395, 1425665), (285133, 1336975), (375175, 1016101)]