50807420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{349}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 111132000

約数和(自身を除く): 60324580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 251, 290, 349, 502, 580, 698, 1004, 1255, 1396, 1745, 2510, 3490, 5020, 6980, 7279, 10121, 14558, 20242, 29116, 36395, 40484, 50605, 72790, 87599, 101210, 145580, 175198, 202420, 350396, 437995, 875990, 1751980, 2540371, 5080742, 10161484, 12701855, 25403710, 50807420]

約数ペア:

[(1, 50807420), (2, 25403710), (4, 12701855), (5, 10161484), (10, 5080742), (20, 2540371), (29, 1751980), (58, 875990), (116, 437995), (145, 350396), (251, 202420), (290, 175198), (349, 145580), (502, 101210), (580, 87599), (698, 72790), (1004, 50605), (1255, 40484), (1396, 36395), (1745, 29116), (2510, 20242), (3490, 14558), (5020, 10121), (6980, 7279)]