161905008

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{198413}}^1$

素因数の和:198441

約数の個数: 40

約数和(自身を含む): 442860048

約数和(自身を除く): 280955040

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 198413, 396826, 595239, 793652, 1190478, 1587304, 2380956, 3174608, 3373021, 4761912, 6746042, 9523824, 10119063, 13492084, 20238126, 26984168, 40476252, 53968336, 80952504, 161905008]

約数ペア:

[(1, 161905008), (2, 80952504), (3, 53968336), (4, 40476252), (6, 26984168), (8, 20238126), (12, 13492084), (16, 10119063), (17, 9523824), (24, 6746042), (34, 4761912), (48, 3373021), (51, 3174608), (68, 2380956), (102, 1587304), (136, 1190478), (204, 793652), (272, 595239), (408, 396826), (816, 198413)]