64828275

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 111849984

約数和(自身を除く): 47021709

約数列:

[1, 3, 5, 15, 25, 47, 53, 75, 141, 159, 235, 265, 347, 705, 795, 1041, 1175, 1325, 1735, 2491, 3525, 3975, 5205, 7473, 8675, 12455, 16309, 18391, 26025, 37365, 48927, 55173, 62275, 81545, 91955, 186825, 244635, 275865, 407725, 459775, 864377, 1223175, 1379325, 2593131, 4321885, 12965655, 21609425, 64828275]

約数ペア:

[(1, 64828275), (3, 21609425), (5, 12965655), (15, 4321885), (25, 2593131), (47, 1379325), (53, 1223175), (75, 864377), (141, 459775), (159, 407725), (235, 275865), (265, 244635), (347, 186825), (705, 91955), (795, 81545), (1041, 62275), (1175, 55173), (1325, 48927), (1735, 37365), (2491, 26025), (3525, 18391), (3975, 16309), (5205, 12455), (7473, 8675)]