161465920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6553}}^1$

素因数の和:6588

約数の個数: 112

約数和(自身を含む): 479438208

約数和(自身を除く): 317972288

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 770, 880, 1120, 1232, 1540, 1760, 2240, 2464, 3080, 3520, 4928, 6160, 6553, 12320, 13106, 24640, 26212, 32765, 45871, 52424, 65530, 72083, 91742, 104848, 131060, 144166, 183484, 209696, 229355, 262120, 288332, 360415, 366968, 419392, 458710, 504581, 524240, 576664, 720830, 733936, 917420, 1009162, 1048480, 1153328, 1441660, 1467872, 1834840, 2018324, 2096960, 2306656, 2522905, 2883320, 2935744, 3669680, 4036648, 4613312, 5045810, 5766640, 7339360, 8073296, 10091620, 11533280, 14678720, 16146592, 20183240, 23066560, 32293184, 40366480, 80732960, 161465920]

約数ペア:

[(1, 161465920), (2, 80732960), (4, 40366480), (5, 32293184), (7, 23066560), (8, 20183240), (10, 16146592), (11, 14678720), (14, 11533280), (16, 10091620), (20, 8073296), (22, 7339360), (28, 5766640), (32, 5045810), (35, 4613312), (40, 4036648), (44, 3669680), (55, 2935744), (56, 2883320), (64, 2522905), (70, 2306656), (77, 2096960), (80, 2018324), (88, 1834840), (110, 1467872), (112, 1441660), (140, 1153328), (154, 1048480), (160, 1009162), (176, 917420), (220, 733936), (224, 720830), (280, 576664), (308, 524240), (320, 504581), (352, 458710), (385, 419392), (440, 366968), (448, 360415), (560, 288332), (616, 262120), (704, 229355), (770, 209696), (880, 183484), (1120, 144166), (1232, 131060), (1540, 104848), (1760, 91742), (2240, 72083), (2464, 65530), (3080, 52424), (3520, 45871), (4928, 32765), (6160, 26212), (6553, 24640), (12320, 13106)]