81837952

素因数分解:

$2^7\times 7^1\times {\mathrm{149}}^1\times {\mathrm{613}}^1$

素因数の和:783

約数の個数: 64

約数和(自身を含む): 187884000

約数和(自身を除く): 106046048

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 149, 224, 298, 448, 596, 613, 896, 1043, 1192, 1226, 2086, 2384, 2452, 4172, 4291, 4768, 4904, 8344, 8582, 9536, 9808, 16688, 17164, 19072, 19616, 33376, 34328, 39232, 66752, 68656, 78464, 91337, 133504, 137312, 182674, 274624, 365348, 549248, 639359, 730696, 1278718, 1461392, 2557436, 2922784, 5114872, 5845568, 10229744, 11691136, 20459488, 40918976, 81837952]

約数ペア:

[(1, 81837952), (2, 40918976), (4, 20459488), (7, 11691136), (8, 10229744), (14, 5845568), (16, 5114872), (28, 2922784), (32, 2557436), (56, 1461392), (64, 1278718), (112, 730696), (128, 639359), (149, 549248), (224, 365348), (298, 274624), (448, 182674), (596, 137312), (613, 133504), (896, 91337), (1043, 78464), (1192, 68656), (1226, 66752), (2086, 39232), (2384, 34328), (2452, 33376), (4172, 19616), (4291, 19072), (4768, 17164), (4904, 16688), (8344, 9808), (8582, 9536)]