65798425

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 109412640

約数和(自身を除く): 43614215

約数列:

[1, 5, 7, 11, 19, 25, 35, 49, 55, 77, 95, 133, 175, 209, 245, 257, 275, 385, 475, 539, 665, 931, 1045, 1225, 1285, 1463, 1799, 1925, 2695, 2827, 3325, 4655, 4883, 5225, 6425, 7315, 8995, 10241, 12593, 13475, 14135, 19789, 23275, 24415, 34181, 36575, 44975, 51205, 53713, 62965, 70675, 98945, 122075, 138523, 170905, 239267, 256025, 268565, 314825, 375991, 494725, 692615, 854525, 1196335, 1342825, 1879955, 2631937, 3463075, 5981675, 9399775, 13159685, 65798425]

約数ペア:

[(1, 65798425), (5, 13159685), (7, 9399775), (11, 5981675), (19, 3463075), (25, 2631937), (35, 1879955), (49, 1342825), (55, 1196335), (77, 854525), (95, 692615), (133, 494725), (175, 375991), (209, 314825), (245, 268565), (257, 256025), (275, 239267), (385, 170905), (475, 138523), (539, 122075), (665, 98945), (931, 70675), (1045, 62965), (1225, 53713), (1285, 51205), (1463, 44975), (1799, 36575), (1925, 34181), (2695, 24415), (2827, 23275), (3325, 19789), (4655, 14135), (4883, 13475), (5225, 12593), (6425, 10241), (7315, 8995)]