168797945

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 215255040

約数和(自身を除く): 46457095

約数列:

[1, 5, 31, 97, 103, 109, 155, 485, 515, 545, 3007, 3193, 3379, 9991, 10573, 11227, 15035, 15965, 16895, 49955, 52865, 56135, 309721, 327763, 348037, 1089019, 1548605, 1638815, 1740185, 5445095, 33759589, 168797945]

約数ペア:

[(1, 168797945), (5, 33759589), (31, 5445095), (97, 1740185), (103, 1638815), (109, 1548605), (155, 1089019), (485, 348037), (515, 327763), (545, 309721), (3007, 56135), (3193, 52865), (3379, 49955), (9991, 16895), (10573, 15965), (11227, 15035)]