78728156

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:183

約数の個数: 96

約数和(自身を含む): 168920640

約数和(自身を除く): 90192484

約数列:

[1, 2, 4, 13, 17, 26, 29, 34, 37, 52, 58, 68, 74, 83, 116, 148, 166, 221, 332, 377, 442, 481, 493, 629, 754, 884, 962, 986, 1073, 1079, 1258, 1411, 1508, 1924, 1972, 2146, 2158, 2407, 2516, 2822, 3071, 4292, 4316, 4814, 5644, 6142, 6409, 8177, 9628, 12284, 12818, 13949, 16354, 18241, 18343, 25636, 27898, 31291, 32708, 36482, 36686, 39923, 40919, 52207, 55796, 62582, 72964, 73372, 79846, 81838, 89059, 104414, 125164, 159692, 163676, 178118, 208828, 237133, 356236, 474266, 531947, 678691, 948532, 1063894, 1157767, 1357382, 1514003, 2127788, 2315534, 2714764, 3028006, 4631068, 6056012, 19682039, 39364078, 78728156]

約数ペア:

[(1, 78728156), (2, 39364078), (4, 19682039), (13, 6056012), (17, 4631068), (26, 3028006), (29, 2714764), (34, 2315534), (37, 2127788), (52, 1514003), (58, 1357382), (68, 1157767), (74, 1063894), (83, 948532), (116, 678691), (148, 531947), (166, 474266), (221, 356236), (332, 237133), (377, 208828), (442, 178118), (481, 163676), (493, 159692), (629, 125164), (754, 104414), (884, 89059), (962, 81838), (986, 79846), (1073, 73372), (1079, 72964), (1258, 62582), (1411, 55796), (1508, 52207), (1924, 40919), (1972, 39923), (2146, 36686), (2158, 36482), (2407, 32708), (2516, 31291), (2822, 27898), (3071, 25636), (4292, 18343), (4316, 18241), (4814, 16354), (5644, 13949), (6142, 12818), (6409, 12284), (8177, 9628)]