64820704

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 148176000

約数和(自身を除く): 83355296

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 59, 76, 104, 118, 139, 152, 208, 236, 247, 278, 304, 416, 472, 494, 556, 608, 767, 944, 988, 1112, 1121, 1534, 1807, 1888, 1976, 2224, 2242, 2641, 3068, 3614, 3952, 4448, 4484, 5282, 6136, 7228, 7904, 8201, 8968, 10564, 12272, 14456, 14573, 16402, 17936, 21128, 24544, 28912, 29146, 32804, 34333, 35872, 42256, 57824, 58292, 65608, 68666, 84512, 106613, 116584, 131216, 137332, 155819, 213226, 233168, 262432, 274664, 311638, 426452, 466336, 549328, 623276, 852904, 1098656, 1246552, 1705808, 2025647, 2493104, 3411616, 4051294, 4986208, 8102588, 16205176, 32410352, 64820704]

約数ペア:

[(1, 64820704), (2, 32410352), (4, 16205176), (8, 8102588), (13, 4986208), (16, 4051294), (19, 3411616), (26, 2493104), (32, 2025647), (38, 1705808), (52, 1246552), (59, 1098656), (76, 852904), (104, 623276), (118, 549328), (139, 466336), (152, 426452), (208, 311638), (236, 274664), (247, 262432), (278, 233168), (304, 213226), (416, 155819), (472, 137332), (494, 131216), (556, 116584), (608, 106613), (767, 84512), (944, 68666), (988, 65608), (1112, 58292), (1121, 57824), (1534, 42256), (1807, 35872), (1888, 34333), (1976, 32804), (2224, 29146), (2242, 28912), (2641, 24544), (3068, 21128), (3614, 17936), (3952, 16402), (4448, 14573), (4484, 14456), (5282, 12272), (6136, 10564), (7228, 8968), (7904, 8201)]