81208592

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{9631}}^1$

素因数の和:9687

約数の個数: 40

約数和(自身を含む): 171988992

約数和(自身を除く): 90780400

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 8432, 9631, 19262, 38524, 77048, 154096, 163727, 298561, 327454, 597122, 654908, 1194244, 1309816, 2388488, 2619632, 4776976, 5075537, 10151074, 20302148, 40604296, 81208592]

約数ペア:

[(1, 81208592), (2, 40604296), (4, 20302148), (8, 10151074), (16, 5075537), (17, 4776976), (31, 2619632), (34, 2388488), (62, 1309816), (68, 1194244), (124, 654908), (136, 597122), (248, 327454), (272, 298561), (496, 163727), (527, 154096), (1054, 77048), (2108, 38524), (4216, 19262), (8432, 9631)]