25133656

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 52668000

約数和(自身を除く): 27534344

約数列:

[1, 2, 4, 8, 19, 37, 38, 41, 74, 76, 82, 109, 148, 152, 164, 218, 296, 328, 436, 703, 779, 872, 1406, 1517, 1558, 2071, 2812, 3034, 3116, 4033, 4142, 4469, 5624, 6068, 6232, 8066, 8284, 8938, 12136, 16132, 16568, 17876, 28823, 32264, 35752, 57646, 76627, 84911, 115292, 153254, 165353, 169822, 230584, 306508, 330706, 339644, 613016, 661412, 679288, 1322824, 3141707, 6283414, 12566828, 25133656]

約数ペア:

[(1, 25133656), (2, 12566828), (4, 6283414), (8, 3141707), (19, 1322824), (37, 679288), (38, 661412), (41, 613016), (74, 339644), (76, 330706), (82, 306508), (109, 230584), (148, 169822), (152, 165353), (164, 153254), (218, 115292), (296, 84911), (328, 76627), (436, 57646), (703, 35752), (779, 32264), (872, 28823), (1406, 17876), (1517, 16568), (1558, 16132), (2071, 12136), (2812, 8938), (3034, 8284), (3116, 8066), (4033, 6232), (4142, 6068), (4469, 5624)]