158765656

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{547}}^1$

素因数の和:704

約数の個数: 64

約数和(自身を含む): 350369280

約数和(自身を除く): 191603624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 73, 142, 146, 284, 292, 497, 511, 547, 568, 584, 994, 1022, 1094, 1988, 2044, 2188, 3829, 3976, 4088, 4376, 5183, 7658, 10366, 15316, 20732, 30632, 36281, 38837, 39931, 41464, 72562, 77674, 79862, 145124, 155348, 159724, 271859, 279517, 290248, 310696, 319448, 543718, 559034, 1087436, 1118068, 2174872, 2236136, 2835101, 5670202, 11340404, 19845707, 22680808, 39691414, 79382828, 158765656]

約数ペア:

[(1, 158765656), (2, 79382828), (4, 39691414), (7, 22680808), (8, 19845707), (14, 11340404), (28, 5670202), (56, 2835101), (71, 2236136), (73, 2174872), (142, 1118068), (146, 1087436), (284, 559034), (292, 543718), (497, 319448), (511, 310696), (547, 290248), (568, 279517), (584, 271859), (994, 159724), (1022, 155348), (1094, 145124), (1988, 79862), (2044, 77674), (2188, 72562), (3829, 41464), (3976, 39931), (4088, 38837), (4376, 36281), (5183, 30632), (7658, 20732), (10366, 15316)]