64168636

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 137894400

約数和(自身を除く): 73725764

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 59, 62, 98, 118, 124, 179, 196, 217, 236, 358, 413, 434, 716, 826, 868, 1253, 1519, 1652, 1829, 2506, 2891, 3038, 3658, 5012, 5549, 5782, 6076, 7316, 8771, 10561, 11098, 11564, 12803, 17542, 21122, 22196, 25606, 35084, 38843, 42244, 51212, 73927, 77686, 89621, 147854, 155372, 179242, 271901, 295708, 327391, 358484, 517489, 543802, 654782, 1034978, 1087604, 1309564, 2069956, 2291737, 4583474, 9166948, 16042159, 32084318, 64168636]

約数ペア:

[(1, 64168636), (2, 32084318), (4, 16042159), (7, 9166948), (14, 4583474), (28, 2291737), (31, 2069956), (49, 1309564), (59, 1087604), (62, 1034978), (98, 654782), (118, 543802), (124, 517489), (179, 358484), (196, 327391), (217, 295708), (236, 271901), (358, 179242), (413, 155372), (434, 147854), (716, 89621), (826, 77686), (868, 73927), (1253, 51212), (1519, 42244), (1652, 38843), (1829, 35084), (2506, 25606), (2891, 22196), (3038, 21122), (3658, 17542), (5012, 12803), (5549, 11564), (5782, 11098), (6076, 10561), (7316, 8771)]