163845136

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2617}}^1$

素因数の和:2688

約数の個数: 80

約数和(自身を含む): 399946624

約数和(自身を除く): 236101488

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 43, 52, 56, 86, 91, 104, 112, 172, 182, 208, 301, 344, 364, 559, 602, 688, 728, 1118, 1204, 1456, 2236, 2408, 2617, 3913, 4472, 4816, 5234, 7826, 8944, 10468, 15652, 18319, 20936, 31304, 34021, 36638, 41872, 62608, 68042, 73276, 112531, 136084, 146552, 225062, 238147, 272168, 293104, 450124, 476294, 544336, 787717, 900248, 952588, 1462903, 1575434, 1800496, 1905176, 2925806, 3150868, 3810352, 5851612, 6301736, 10240321, 11703224, 12603472, 20480642, 23406448, 40961284, 81922568, 163845136]

約数ペア:

[(1, 163845136), (2, 81922568), (4, 40961284), (7, 23406448), (8, 20480642), (13, 12603472), (14, 11703224), (16, 10240321), (26, 6301736), (28, 5851612), (43, 3810352), (52, 3150868), (56, 2925806), (86, 1905176), (91, 1800496), (104, 1575434), (112, 1462903), (172, 952588), (182, 900248), (208, 787717), (301, 544336), (344, 476294), (364, 450124), (559, 293104), (602, 272168), (688, 238147), (728, 225062), (1118, 146552), (1204, 136084), (1456, 112531), (2236, 73276), (2408, 68042), (2617, 62608), (3913, 41872), (4472, 36638), (4816, 34021), (5234, 31304), (7826, 20936), (8944, 18319), (10468, 15652)]