25865455

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{127}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 40771584

約数和(自身を除く): 14906129

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 127, 161, 253, 385, 529, 635, 805, 889, 1265, 1397, 1771, 2645, 2921, 3703, 4445, 5819, 6985, 8855, 9779, 14605, 18515, 20447, 29095, 32131, 40733, 48895, 67183, 102235, 160655, 203665, 224917, 335915, 470281, 739013, 1124585, 2351405, 3695065, 5173091, 25865455]

約数ペア:

[(1, 25865455), (5, 5173091), (7, 3695065), (11, 2351405), (23, 1124585), (35, 739013), (55, 470281), (77, 335915), (115, 224917), (127, 203665), (161, 160655), (253, 102235), (385, 67183), (529, 48895), (635, 40733), (805, 32131), (889, 29095), (1265, 20447), (1397, 18515), (1771, 14605), (2645, 9779), (2921, 8855), (3703, 6985), (4445, 5819)]