81233392

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{823}}^1$

素因数の和:1061

約数の個数: 40

約数和(自身を含む): 163481600

約数和(自身を除く): 82248208

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 199, 248, 398, 496, 796, 823, 1592, 1646, 3184, 3292, 6169, 6584, 12338, 13168, 24676, 25513, 49352, 51026, 98704, 102052, 163777, 204104, 327554, 408208, 655108, 1310216, 2620432, 5077087, 10154174, 20308348, 40616696, 81233392]

約数ペア:

[(1, 81233392), (2, 40616696), (4, 20308348), (8, 10154174), (16, 5077087), (31, 2620432), (62, 1310216), (124, 655108), (199, 408208), (248, 327554), (398, 204104), (496, 163777), (796, 102052), (823, 98704), (1592, 51026), (1646, 49352), (3184, 25513), (3292, 24676), (6169, 13168), (6584, 12338)]