25449688

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 53434080

約数和(自身を除く): 27984392

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 121, 122, 242, 244, 431, 484, 488, 671, 862, 968, 1342, 1724, 2684, 3448, 4741, 5368, 7381, 9482, 14762, 18964, 26291, 29524, 37928, 52151, 52582, 59048, 104302, 105164, 208604, 210328, 289201, 417208, 578402, 1156804, 2313608, 3181211, 6362422, 12724844, 25449688]

約数ペア:

[(1, 25449688), (2, 12724844), (4, 6362422), (8, 3181211), (11, 2313608), (22, 1156804), (44, 578402), (61, 417208), (88, 289201), (121, 210328), (122, 208604), (242, 105164), (244, 104302), (431, 59048), (484, 52582), (488, 52151), (671, 37928), (862, 29524), (968, 26291), (1342, 18964), (1724, 14762), (2684, 9482), (3448, 7381), (4741, 5368)]