79974544

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:288

約数の個数: 80

約数和(自身を含む): 175544320

約数和(自身を除く): 95569776

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 79, 104, 124, 157, 158, 208, 248, 314, 316, 403, 496, 628, 632, 806, 1027, 1256, 1264, 1612, 2041, 2054, 2449, 2512, 3224, 4082, 4108, 4867, 4898, 6448, 8164, 8216, 9734, 9796, 12403, 16328, 16432, 19468, 19592, 24806, 31837, 32656, 38936, 39184, 49612, 63271, 63674, 77872, 99224, 126542, 127348, 161239, 198448, 253084, 254696, 322478, 384493, 506168, 509392, 644956, 768986, 1012336, 1289912, 1537972, 2579824, 3075944, 4998409, 6151888, 9996818, 19993636, 39987272, 79974544]

約数ペア:

[(1, 79974544), (2, 39987272), (4, 19993636), (8, 9996818), (13, 6151888), (16, 4998409), (26, 3075944), (31, 2579824), (52, 1537972), (62, 1289912), (79, 1012336), (104, 768986), (124, 644956), (157, 509392), (158, 506168), (208, 384493), (248, 322478), (314, 254696), (316, 253084), (403, 198448), (496, 161239), (628, 127348), (632, 126542), (806, 99224), (1027, 77872), (1256, 63674), (1264, 63271), (1612, 49612), (2041, 39184), (2054, 38936), (2449, 32656), (2512, 31837), (3224, 24806), (4082, 19592), (4108, 19468), (4867, 16432), (4898, 16328), (6448, 12403), (8164, 9796), (8216, 9734)]