78847136

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1303}}^1$

素因数の和:1405

約数の個数: 48

約数和(自身を含む): 162989568

約数和(自身を除く): 84142432

約数列:

[1, 2, 4, 8, 16, 31, 32, 61, 62, 122, 124, 244, 248, 488, 496, 976, 992, 1303, 1891, 1952, 2606, 3782, 5212, 7564, 10424, 15128, 20848, 30256, 40393, 41696, 60512, 79483, 80786, 158966, 161572, 317932, 323144, 635864, 646288, 1271728, 1292576, 2463973, 2543456, 4927946, 9855892, 19711784, 39423568, 78847136]

約数ペア:

[(1, 78847136), (2, 39423568), (4, 19711784), (8, 9855892), (16, 4927946), (31, 2543456), (32, 2463973), (61, 1292576), (62, 1271728), (122, 646288), (124, 635864), (244, 323144), (248, 317932), (488, 161572), (496, 158966), (976, 80786), (992, 79483), (1303, 60512), (1891, 41696), (1952, 40393), (2606, 30256), (3782, 20848), (5212, 15128), (7564, 10424)]