161508412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 311661952

約数和(自身を除く): 150153540

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 157, 271, 292, 314, 542, 628, 949, 1084, 1898, 2041, 3523, 3796, 4082, 7046, 8164, 11461, 14092, 19783, 22922, 39566, 42547, 45844, 79132, 85094, 148993, 170188, 257179, 297986, 514358, 553111, 595972, 1028716, 1106222, 2212444, 3105931, 6211862, 12423724, 40377103, 80754206, 161508412]

約数ペア:

[(1, 161508412), (2, 80754206), (4, 40377103), (13, 12423724), (26, 6211862), (52, 3105931), (73, 2212444), (146, 1106222), (157, 1028716), (271, 595972), (292, 553111), (314, 514358), (542, 297986), (628, 257179), (949, 170188), (1084, 148993), (1898, 85094), (2041, 79132), (3523, 45844), (3796, 42547), (4082, 39566), (7046, 22922), (8164, 19783), (11461, 14092)]