64809848

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 134719200

約数和(自身を除く): 69909352

約数列:

[1, 2, 4, 8, 17, 34, 41, 59, 68, 82, 118, 136, 164, 197, 236, 328, 394, 472, 697, 788, 1003, 1394, 1576, 2006, 2419, 2788, 3349, 4012, 4838, 5576, 6698, 8024, 8077, 9676, 11623, 13396, 16154, 19352, 23246, 26792, 32308, 41123, 46492, 64616, 82246, 92984, 137309, 164492, 197591, 274618, 328984, 395182, 476543, 549236, 790364, 953086, 1098472, 1580728, 1906172, 3812344, 8101231, 16202462, 32404924, 64809848]

約数ペア:

[(1, 64809848), (2, 32404924), (4, 16202462), (8, 8101231), (17, 3812344), (34, 1906172), (41, 1580728), (59, 1098472), (68, 953086), (82, 790364), (118, 549236), (136, 476543), (164, 395182), (197, 328984), (236, 274618), (328, 197591), (394, 164492), (472, 137309), (697, 92984), (788, 82246), (1003, 64616), (1394, 46492), (1576, 41123), (2006, 32308), (2419, 26792), (2788, 23246), (3349, 19352), (4012, 16154), (4838, 13396), (5576, 11623), (6698, 9676), (8024, 8077)]