128594596

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 264756800

約数和(自身を除く): 136162204

約数列:

[1, 2, 4, 13, 17, 26, 34, 43, 52, 68, 86, 172, 199, 221, 289, 398, 442, 559, 578, 731, 796, 884, 1118, 1156, 1462, 2236, 2587, 2924, 3383, 3757, 5174, 6766, 7514, 8557, 9503, 10348, 12427, 13532, 15028, 17114, 19006, 24854, 34228, 38012, 43979, 49708, 57511, 87958, 111241, 115022, 145469, 161551, 175916, 222482, 230044, 290938, 323102, 444964, 581876, 646204, 747643, 1495286, 1891097, 2472973, 2990572, 3782194, 4945946, 7564388, 9891892, 32148649, 64297298, 128594596]

約数ペア:

[(1, 128594596), (2, 64297298), (4, 32148649), (13, 9891892), (17, 7564388), (26, 4945946), (34, 3782194), (43, 2990572), (52, 2472973), (68, 1891097), (86, 1495286), (172, 747643), (199, 646204), (221, 581876), (289, 444964), (398, 323102), (442, 290938), (559, 230044), (578, 222482), (731, 175916), (796, 161551), (884, 145469), (1118, 115022), (1156, 111241), (1462, 87958), (2236, 57511), (2587, 49708), (2924, 43979), (3383, 38012), (3757, 34228), (5174, 24854), (6766, 19006), (7514, 17114), (8557, 15028), (9503, 13532), (10348, 12427)]