865852075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2081}}^1$

素因数の和:2208

約数の個数: 48

約数和(自身を含む): 1254696480

約数和(自身を除く): 388844405

約数列:

[1, 5, 11, 17, 25, 55, 85, 89, 187, 275, 425, 445, 935, 979, 1513, 2081, 2225, 4675, 4895, 7565, 10405, 16643, 22891, 24475, 35377, 37825, 52025, 83215, 114455, 176885, 185209, 389147, 416075, 572275, 884425, 926045, 1945735, 2037299, 3148553, 4630225, 9728675, 10186495, 15742765, 34634083, 50932475, 78713825, 173170415, 865852075]

約数ペア:

[(1, 865852075), (5, 173170415), (11, 78713825), (17, 50932475), (25, 34634083), (55, 15742765), (85, 10186495), (89, 9728675), (187, 4630225), (275, 3148553), (425, 2037299), (445, 1945735), (935, 926045), (979, 884425), (1513, 572275), (2081, 416075), (2225, 389147), (4675, 185209), (4895, 176885), (7565, 114455), (10405, 83215), (16643, 52025), (22891, 37825), (24475, 35377)]