61091653675

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{4391}}^1$

素因数の和:4553

約数の個数: 72

約数和(自身を含む): 85212090720

約数和(自身を除く): 24120437045

約数列:

[1, 5, 13, 25, 37, 65, 89, 169, 185, 325, 445, 481, 845, 925, 1157, 2225, 2405, 3293, 4225, 4391, 5785, 6253, 12025, 15041, 16465, 21955, 28925, 31265, 42809, 57083, 75205, 82325, 109775, 156325, 162467, 214045, 285415, 376025, 390799, 556517, 742079, 812335, 1070225, 1427075, 1953995, 2112071, 2782585, 3710395, 4061675, 5080387, 9769975, 10560355, 13912925, 14459563, 18551975, 25401935, 27456923, 52801775, 66045031, 72297815, 127009675, 137284615, 187974319, 330225155, 361489075, 686423075, 939871595, 1651125775, 2443666147, 4699357975, 12218330735, 61091653675]

約数ペア:

[(1, 61091653675), (5, 12218330735), (13, 4699357975), (25, 2443666147), (37, 1651125775), (65, 939871595), (89, 686423075), (169, 361489075), (185, 330225155), (325, 187974319), (445, 137284615), (481, 127009675), (845, 72297815), (925, 66045031), (1157, 52801775), (2225, 27456923), (2405, 25401935), (3293, 18551975), (4225, 14459563), (4391, 13912925), (5785, 10560355), (6253, 9769975), (12025, 5080387), (15041, 4061675), (16465, 3710395), (21955, 2782585), (28925, 2112071), (31265, 1953995), (42809, 1427075), (57083, 1070225), (75205, 812335), (82325, 742079), (109775, 556517), (156325, 390799), (162467, 376025), (214045, 285415)]