81338464

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{241}}^1$

素因数の和:503

約数の個数: 48

約数和(自身を含む): 164656800

約数和(自身を除く): 83318336

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 199, 212, 241, 398, 424, 482, 796, 848, 964, 1592, 1696, 1928, 3184, 3856, 6368, 7712, 10547, 12773, 21094, 25546, 42188, 47959, 51092, 84376, 95918, 102184, 168752, 191836, 204368, 337504, 383672, 408736, 767344, 1534688, 2541827, 5083654, 10167308, 20334616, 40669232, 81338464]

約数ペア:

[(1, 81338464), (2, 40669232), (4, 20334616), (8, 10167308), (16, 5083654), (32, 2541827), (53, 1534688), (106, 767344), (199, 408736), (212, 383672), (241, 337504), (398, 204368), (424, 191836), (482, 168752), (796, 102184), (848, 95918), (964, 84376), (1592, 51092), (1696, 47959), (1928, 42188), (3184, 25546), (3856, 21094), (6368, 12773), (7712, 10547)]