81132704

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:358

約数の個数: 72

約数和(自身を含む): 175771008

約数和(自身を除く): 94638304

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 68, 124, 136, 248, 272, 283, 289, 496, 527, 544, 566, 578, 992, 1054, 1132, 1156, 2108, 2264, 2312, 4216, 4528, 4624, 4811, 8432, 8773, 8959, 9056, 9248, 9622, 16864, 17546, 17918, 19244, 35092, 35836, 38488, 70184, 71672, 76976, 81787, 140368, 143344, 149141, 153952, 163574, 280736, 286688, 298282, 327148, 596564, 654296, 1193128, 1308592, 2386256, 2535397, 2617184, 4772512, 5070794, 10141588, 20283176, 40566352, 81132704]

約数ペア:

[(1, 81132704), (2, 40566352), (4, 20283176), (8, 10141588), (16, 5070794), (17, 4772512), (31, 2617184), (32, 2535397), (34, 2386256), (62, 1308592), (68, 1193128), (124, 654296), (136, 596564), (248, 327148), (272, 298282), (283, 286688), (289, 280736), (496, 163574), (527, 153952), (544, 149141), (566, 143344), (578, 140368), (992, 81787), (1054, 76976), (1132, 71672), (1156, 70184), (2108, 38488), (2264, 35836), (2312, 35092), (4216, 19244), (4528, 17918), (4624, 17546), (4811, 16864), (8432, 9622), (8773, 9248), (8959, 9056)]