81419296

素因数分解:

$2^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:246

約数の個数: 96

約数和(自身を含む): 191600640

約数和(自身を除く): 110181344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 79, 86, 107, 112, 158, 172, 214, 224, 301, 316, 344, 428, 553, 602, 632, 688, 749, 856, 1106, 1204, 1264, 1376, 1498, 1712, 2212, 2408, 2528, 2996, 3397, 3424, 4424, 4601, 4816, 5992, 6794, 8453, 8848, 9202, 9632, 11984, 13588, 16906, 17696, 18404, 23779, 23968, 27176, 32207, 33812, 36808, 47558, 54352, 59171, 64414, 67624, 73616, 95116, 108704, 118342, 128828, 135248, 147232, 190232, 236684, 257656, 270496, 363479, 380464, 473368, 515312, 726958, 760928, 946736, 1030624, 1453916, 1893472, 2544353, 2907832, 5088706, 5815664, 10177412, 11631328, 20354824, 40709648, 81419296]

約数ペア:

[(1, 81419296), (2, 40709648), (4, 20354824), (7, 11631328), (8, 10177412), (14, 5815664), (16, 5088706), (28, 2907832), (32, 2544353), (43, 1893472), (56, 1453916), (79, 1030624), (86, 946736), (107, 760928), (112, 726958), (158, 515312), (172, 473368), (214, 380464), (224, 363479), (301, 270496), (316, 257656), (344, 236684), (428, 190232), (553, 147232), (602, 135248), (632, 128828), (688, 118342), (749, 108704), (856, 95116), (1106, 73616), (1204, 67624), (1264, 64414), (1376, 59171), (1498, 54352), (1712, 47558), (2212, 36808), (2408, 33812), (2528, 32207), (2996, 27176), (3397, 23968), (3424, 23779), (4424, 18404), (4601, 17696), (4816, 16906), (5992, 13588), (6794, 11984), (8453, 9632), (8848, 9202)]