161349040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4091}}^1$

素因数の和:4150

約数の個数: 80

約数和(自身を含む): 411000480

約数和(自身を除く): 249651440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 80, 85, 116, 136, 145, 170, 232, 272, 290, 340, 464, 493, 580, 680, 986, 1160, 1360, 1972, 2320, 2465, 3944, 4091, 4930, 7888, 8182, 9860, 16364, 19720, 20455, 32728, 39440, 40910, 65456, 69547, 81820, 118639, 139094, 163640, 237278, 278188, 327280, 347735, 474556, 556376, 593195, 695470, 949112, 1112752, 1186390, 1390940, 1898224, 2016863, 2372780, 2781880, 4033726, 4745560, 5563760, 8067452, 9491120, 10084315, 16134904, 20168630, 32269808, 40337260, 80674520, 161349040]

約数ペア:

[(1, 161349040), (2, 80674520), (4, 40337260), (5, 32269808), (8, 20168630), (10, 16134904), (16, 10084315), (17, 9491120), (20, 8067452), (29, 5563760), (34, 4745560), (40, 4033726), (58, 2781880), (68, 2372780), (80, 2016863), (85, 1898224), (116, 1390940), (136, 1186390), (145, 1112752), (170, 949112), (232, 695470), (272, 593195), (290, 556376), (340, 474556), (464, 347735), (493, 327280), (580, 278188), (680, 237278), (986, 163640), (1160, 139094), (1360, 118639), (1972, 81820), (2320, 69547), (2465, 65456), (3944, 40910), (4091, 39440), (4930, 32728), (7888, 20455), (8182, 19720), (9860, 16364)]