42129725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{641}}^1$

素因数の和:901

約数の個数: 24

約数和(自身を含む): 57317760

約数和(自身を除く): 15188035

約数列:

[1, 5, 11, 25, 55, 239, 275, 641, 1195, 2629, 3205, 5975, 7051, 13145, 16025, 35255, 65725, 153199, 176275, 765995, 1685189, 3829975, 8425945, 42129725]

約数ペア:

[(1, 42129725), (5, 8425945), (11, 3829975), (25, 1685189), (55, 765995), (239, 176275), (275, 153199), (641, 65725), (1195, 35255), (2629, 16025), (3205, 13145), (5975, 7051)]