138428368

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{433}}^1$

素因数の和:536

約数の個数: 80

約数和(自身を含む): 305136720

約数和(自身を除く): 166708352

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 53, 58, 104, 106, 116, 208, 212, 232, 377, 424, 433, 464, 689, 754, 848, 866, 1378, 1508, 1537, 1732, 2756, 3016, 3074, 3464, 5512, 5629, 6032, 6148, 6928, 11024, 11258, 12296, 12557, 19981, 22516, 22949, 24592, 25114, 39962, 45032, 45898, 50228, 79924, 90064, 91796, 100456, 159848, 163241, 183592, 200912, 298337, 319696, 326482, 367184, 596674, 652964, 665521, 1193348, 1305928, 1331042, 2386696, 2611856, 2662084, 4773392, 5324168, 8651773, 10648336, 17303546, 34607092, 69214184, 138428368]

約数ペア:

[(1, 138428368), (2, 69214184), (4, 34607092), (8, 17303546), (13, 10648336), (16, 8651773), (26, 5324168), (29, 4773392), (52, 2662084), (53, 2611856), (58, 2386696), (104, 1331042), (106, 1305928), (116, 1193348), (208, 665521), (212, 652964), (232, 596674), (377, 367184), (424, 326482), (433, 319696), (464, 298337), (689, 200912), (754, 183592), (848, 163241), (866, 159848), (1378, 100456), (1508, 91796), (1537, 90064), (1732, 79924), (2756, 50228), (3016, 45898), (3074, 45032), (3464, 39962), (5512, 25114), (5629, 24592), (6032, 22949), (6148, 22516), (6928, 19981), (11024, 12557), (11258, 12296)]