78788416

素因数分解:

$2^6\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2477}}^1$

素因数の和:2567

約数の個数: 56

約数和(自身を含む): 181270656

約数和(自身を除く): 102482240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 142, 224, 284, 448, 497, 568, 994, 1136, 1988, 2272, 2477, 3976, 4544, 4954, 7952, 9908, 15904, 17339, 19816, 31808, 34678, 39632, 69356, 79264, 138712, 158528, 175867, 277424, 351734, 554848, 703468, 1109696, 1231069, 1406936, 2462138, 2813872, 4924276, 5627744, 9848552, 11255488, 19697104, 39394208, 78788416]

約数ペア:

[(1, 78788416), (2, 39394208), (4, 19697104), (7, 11255488), (8, 9848552), (14, 5627744), (16, 4924276), (28, 2813872), (32, 2462138), (56, 1406936), (64, 1231069), (71, 1109696), (112, 703468), (142, 554848), (224, 351734), (284, 277424), (448, 175867), (497, 158528), (568, 138712), (994, 79264), (1136, 69356), (1988, 39632), (2272, 34678), (2477, 31808), (3976, 19816), (4544, 17339), (4954, 15904), (7952, 9908)]