15996977620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{6703}}^1$

素因数の和:6929

約数の個数: 96

約数和(自身を含む): 36991277568

約数和(自身を除く): 20994299948

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 137, 260, 268, 274, 335, 548, 670, 685, 871, 1340, 1370, 1742, 1781, 2740, 3484, 3562, 4355, 6703, 7124, 8710, 8905, 9179, 13406, 17420, 17810, 18358, 26812, 33515, 35620, 36716, 45895, 67030, 87139, 91790, 119327, 134060, 174278, 183580, 238654, 348556, 435695, 449101, 477308, 596635, 871390, 898202, 918311, 1193270, 1742780, 1796404, 1836622, 2245505, 2386540, 3673244, 4491010, 4591555, 5838313, 8982020, 9183110, 11676626, 11938043, 18366220, 23353252, 23876086, 29191565, 47752172, 58383130, 59690215, 61526837, 116766260, 119380430, 123053674, 238760860, 246107348, 307634185, 615268370, 799848881, 1230536740, 1599697762, 3199395524, 3999244405, 7998488810, 15996977620]

約数ペア:

[(1, 15996977620), (2, 7998488810), (4, 3999244405), (5, 3199395524), (10, 1599697762), (13, 1230536740), (20, 799848881), (26, 615268370), (52, 307634185), (65, 246107348), (67, 238760860), (130, 123053674), (134, 119380430), (137, 116766260), (260, 61526837), (268, 59690215), (274, 58383130), (335, 47752172), (548, 29191565), (670, 23876086), (685, 23353252), (871, 18366220), (1340, 11938043), (1370, 11676626), (1742, 9183110), (1781, 8982020), (2740, 5838313), (3484, 4591555), (3562, 4491010), (4355, 3673244), (6703, 2386540), (7124, 2245505), (8710, 1836622), (8905, 1796404), (9179, 1742780), (13406, 1193270), (17420, 918311), (17810, 898202), (18358, 871390), (26812, 596635), (33515, 477308), (35620, 449101), (36716, 435695), (45895, 348556), (67030, 238654), (87139, 183580), (91790, 174278), (119327, 134060)]