25557444

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:199

約数の個数: 120

約数和(自身を含む): 74644416

約数和(自身を除く): 49086972

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 71, 81, 99, 101, 108, 132, 142, 162, 198, 202, 213, 284, 297, 303, 324, 396, 404, 426, 594, 606, 639, 781, 852, 891, 909, 1111, 1188, 1212, 1278, 1562, 1782, 1818, 1917, 2222, 2343, 2556, 2727, 3124, 3333, 3564, 3636, 3834, 4444, 4686, 5454, 5751, 6666, 7029, 7171, 7668, 8181, 9372, 9999, 10908, 11502, 13332, 14058, 14342, 16362, 19998, 21087, 21513, 23004, 28116, 28684, 29997, 32724, 39996, 42174, 43026, 59994, 63261, 64539, 78881, 84348, 86052, 89991, 119988, 126522, 129078, 157762, 179982, 193617, 236643, 253044, 258156, 315524, 359964, 387234, 473286, 580851, 709929, 774468, 946572, 1161702, 1419858, 2129787, 2323404, 2839716, 4259574, 6389361, 8519148, 12778722, 25557444]

約数ペア:

[(1, 25557444), (2, 12778722), (3, 8519148), (4, 6389361), (6, 4259574), (9, 2839716), (11, 2323404), (12, 2129787), (18, 1419858), (22, 1161702), (27, 946572), (33, 774468), (36, 709929), (44, 580851), (54, 473286), (66, 387234), (71, 359964), (81, 315524), (99, 258156), (101, 253044), (108, 236643), (132, 193617), (142, 179982), (162, 157762), (198, 129078), (202, 126522), (213, 119988), (284, 89991), (297, 86052), (303, 84348), (324, 78881), (396, 64539), (404, 63261), (426, 59994), (594, 43026), (606, 42174), (639, 39996), (781, 32724), (852, 29997), (891, 28684), (909, 28116), (1111, 23004), (1188, 21513), (1212, 21087), (1278, 19998), (1562, 16362), (1782, 14342), (1818, 14058), (1917, 13332), (2222, 11502), (2343, 10908), (2556, 9999), (2727, 9372), (3124, 8181), (3333, 7668), (3564, 7171), (3636, 7029), (3834, 6666), (4444, 5751), (4686, 5454)]