40256425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 58924800

約数和(自身を除く): 18668375

約数列:

[1, 5, 11, 17, 25, 55, 79, 85, 109, 187, 275, 395, 425, 545, 869, 935, 1199, 1343, 1853, 1975, 2725, 4345, 4675, 5995, 6715, 8611, 9265, 14773, 20383, 21725, 29975, 33575, 43055, 46325, 73865, 94721, 101915, 146387, 215275, 369325, 473605, 509575, 731935, 1610257, 2368025, 3659675, 8051285, 40256425]

約数ペア:

[(1, 40256425), (5, 8051285), (11, 3659675), (17, 2368025), (25, 1610257), (55, 731935), (79, 509575), (85, 473605), (109, 369325), (187, 215275), (275, 146387), (395, 101915), (425, 94721), (545, 73865), (869, 46325), (935, 43055), (1199, 33575), (1343, 29975), (1853, 21725), (1975, 20383), (2725, 14773), (4345, 9265), (4675, 8611), (5995, 6715)]