8978845172

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{449}}^1\times {\mathrm{523}}^1$

素因数の和:1077

約数の個数: 72

約数和(自身を含む): 17562384000

約数和(自身を除く): 8583538828

約数列:

[1, 2, 4, 11, 22, 44, 79, 121, 158, 242, 316, 449, 484, 523, 869, 898, 1046, 1738, 1796, 2092, 3476, 4939, 5753, 9559, 9878, 11506, 19118, 19756, 23012, 35471, 38236, 41317, 54329, 63283, 70942, 82634, 108658, 126566, 141884, 165268, 217316, 234827, 253132, 390181, 454487, 469654, 780362, 908974, 939308, 1560724, 1817948, 2583097, 4291991, 4999357, 5166194, 8583982, 9998714, 10332388, 17167964, 18551333, 19997428, 28414067, 37102666, 56828134, 74205332, 113656268, 204064663, 408129326, 816258652, 2244711293, 4489422586, 8978845172]

約数ペア:

[(1, 8978845172), (2, 4489422586), (4, 2244711293), (11, 816258652), (22, 408129326), (44, 204064663), (79, 113656268), (121, 74205332), (158, 56828134), (242, 37102666), (316, 28414067), (449, 19997428), (484, 18551333), (523, 17167964), (869, 10332388), (898, 9998714), (1046, 8583982), (1738, 5166194), (1796, 4999357), (2092, 4291991), (3476, 2583097), (4939, 1817948), (5753, 1560724), (9559, 939308), (9878, 908974), (11506, 780362), (19118, 469654), (19756, 454487), (23012, 390181), (35471, 253132), (38236, 234827), (41317, 217316), (54329, 165268), (63283, 141884), (70942, 126566), (82634, 108658)]