61985144

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{127}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 133868160

約数和(自身を除く): 71883016

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 127, 152, 169, 247, 254, 338, 361, 494, 508, 676, 722, 988, 1016, 1352, 1444, 1651, 1976, 2413, 2888, 3211, 3302, 4693, 4826, 6422, 6604, 9386, 9652, 12844, 13208, 18772, 19304, 21463, 25688, 31369, 37544, 42926, 45847, 61009, 62738, 85852, 91694, 122018, 125476, 171704, 183388, 244036, 250952, 366776, 407797, 488072, 596011, 815594, 1192022, 1631188, 2384044, 3262376, 4768088, 7748143, 15496286, 30992572, 61985144]

約数ペア:

[(1, 61985144), (2, 30992572), (4, 15496286), (8, 7748143), (13, 4768088), (19, 3262376), (26, 2384044), (38, 1631188), (52, 1192022), (76, 815594), (104, 596011), (127, 488072), (152, 407797), (169, 366776), (247, 250952), (254, 244036), (338, 183388), (361, 171704), (494, 125476), (508, 122018), (676, 91694), (722, 85852), (988, 62738), (1016, 61009), (1352, 45847), (1444, 42926), (1651, 37544), (1976, 31369), (2413, 25688), (2888, 21463), (3211, 19304), (3302, 18772), (4693, 13208), (4826, 12844), (6422, 9652), (6604, 9386)]