42690725

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 67186176

約数和(自身を除く): 24495451

約数列:

[1, 5, 7, 11, 25, 35, 55, 67, 77, 175, 275, 331, 335, 385, 469, 737, 1655, 1675, 1925, 2317, 2345, 3641, 3685, 5159, 8275, 11585, 11725, 18205, 18425, 22177, 25487, 25795, 57925, 91025, 110885, 127435, 128975, 155239, 243947, 554425, 637175, 776195, 1219735, 1707629, 3880975, 6098675, 8538145, 42690725]

約数ペア:

[(1, 42690725), (5, 8538145), (7, 6098675), (11, 3880975), (25, 1707629), (35, 1219735), (55, 776195), (67, 637175), (77, 554425), (175, 243947), (275, 155239), (331, 128975), (335, 127435), (385, 110885), (469, 91025), (737, 57925), (1655, 25795), (1675, 25487), (1925, 22177), (2317, 18425), (2345, 18205), (3641, 11725), (3685, 11585), (5159, 8275)]