16450540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 36197280

約数和(自身を除く): 19746740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 113, 116, 145, 226, 251, 290, 452, 502, 565, 580, 1004, 1130, 1255, 2260, 2510, 3277, 5020, 6554, 7279, 13108, 14558, 16385, 28363, 29116, 32770, 36395, 56726, 65540, 72790, 113452, 141815, 145580, 283630, 567260, 822527, 1645054, 3290108, 4112635, 8225270, 16450540]

約数ペア:

[(1, 16450540), (2, 8225270), (4, 4112635), (5, 3290108), (10, 1645054), (20, 822527), (29, 567260), (58, 283630), (113, 145580), (116, 141815), (145, 113452), (226, 72790), (251, 65540), (290, 56726), (452, 36395), (502, 32770), (565, 29116), (580, 28363), (1004, 16385), (1130, 14558), (1255, 13108), (2260, 7279), (2510, 6554), (3277, 5020)]