90791392

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:619

約数の個数: 48

約数和(自身を含む): 183708000

約数和(自身を除く): 92916608

約数列:

[1, 2, 4, 8, 16, 32, 71, 89, 142, 178, 284, 356, 449, 568, 712, 898, 1136, 1424, 1796, 2272, 2848, 3592, 6319, 7184, 12638, 14368, 25276, 31879, 39961, 50552, 63758, 79922, 101104, 127516, 159844, 202208, 255032, 319688, 510064, 639376, 1020128, 1278752, 2837231, 5674462, 11348924, 22697848, 45395696, 90791392]

約数ペア:

[(1, 90791392), (2, 45395696), (4, 22697848), (8, 11348924), (16, 5674462), (32, 2837231), (71, 1278752), (89, 1020128), (142, 639376), (178, 510064), (284, 319688), (356, 255032), (449, 202208), (568, 159844), (712, 127516), (898, 101104), (1136, 79922), (1424, 63758), (1796, 50552), (2272, 39961), (2848, 31879), (3592, 25276), (6319, 14368), (7184, 12638)]