155137768

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{1979}}^1$

素因数の和:2265

約数の個数: 32

約数和(自身を含む): 299376000

約数和(自身を除く): 144238232

約数列:

[1, 2, 4, 8, 41, 82, 164, 239, 328, 478, 956, 1912, 1979, 3958, 7916, 9799, 15832, 19598, 39196, 78392, 81139, 162278, 324556, 472981, 649112, 945962, 1891924, 3783848, 19392221, 38784442, 77568884, 155137768]

約数ペア:

[(1, 155137768), (2, 77568884), (4, 38784442), (8, 19392221), (41, 3783848), (82, 1891924), (164, 945962), (239, 649112), (328, 472981), (478, 324556), (956, 162278), (1912, 81139), (1979, 78392), (3958, 39196), (7916, 19598), (9799, 15832)]