90821754

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:212

約数の個数: 96

約数和(自身を含む): 215115264

約数和(自身を除く): 124293510

約数列:

[1, 2, 3, 6, 9, 18, 31, 37, 53, 62, 74, 83, 93, 106, 111, 159, 166, 186, 222, 249, 279, 318, 333, 477, 498, 558, 666, 747, 954, 1147, 1494, 1643, 1961, 2294, 2573, 3071, 3286, 3441, 3922, 4399, 4929, 5146, 5883, 6142, 6882, 7719, 8798, 9213, 9858, 10323, 11766, 13197, 14787, 15438, 17649, 18426, 20646, 23157, 26394, 27639, 29574, 35298, 39591, 46314, 55278, 60791, 79182, 95201, 121582, 136369, 162763, 182373, 190402, 272738, 285603, 325526, 364746, 409107, 488289, 547119, 571206, 818214, 856809, 976578, 1094238, 1227321, 1464867, 1713618, 2454642, 2929734, 5045653, 10091306, 15136959, 30273918, 45410877, 90821754]

約数ペア:

[(1, 90821754), (2, 45410877), (3, 30273918), (6, 15136959), (9, 10091306), (18, 5045653), (31, 2929734), (37, 2454642), (53, 1713618), (62, 1464867), (74, 1227321), (83, 1094238), (93, 976578), (106, 856809), (111, 818214), (159, 571206), (166, 547119), (186, 488289), (222, 409107), (249, 364746), (279, 325526), (318, 285603), (333, 272738), (477, 190402), (498, 182373), (558, 162763), (666, 136369), (747, 121582), (954, 95201), (1147, 79182), (1494, 60791), (1643, 55278), (1961, 46314), (2294, 39591), (2573, 35298), (3071, 29574), (3286, 27639), (3441, 26394), (3922, 23157), (4399, 20646), (4929, 18426), (5146, 17649), (5883, 15438), (6142, 14787), (6882, 13197), (7719, 11766), (8798, 10323), (9213, 9858)]