30345745

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 40043520

約数和(自身を除く): 9697775

約数列:

[1, 5, 29, 31, 43, 145, 155, 157, 215, 785, 899, 1247, 1333, 4495, 4553, 4867, 6235, 6665, 6751, 22765, 24335, 33755, 38657, 141143, 193285, 195779, 209281, 705715, 978895, 1046405, 6069149, 30345745]

約数ペア:

[(1, 30345745), (5, 6069149), (29, 1046405), (31, 978895), (43, 705715), (145, 209281), (155, 195779), (157, 193285), (215, 141143), (785, 38657), (899, 33755), (1247, 24335), (1333, 22765), (4495, 6751), (4553, 6665), (4867, 6235)]