28525568

素因数分解:

$2^{10}\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:422

約数の個数: 44

約数和(自身を含む): 57848220

約数和(自身を除く): 29322652

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 256, 313, 356, 512, 626, 712, 1024, 1252, 1424, 2504, 2848, 5008, 5696, 10016, 11392, 20032, 22784, 27857, 40064, 45568, 55714, 80128, 91136, 111428, 160256, 222856, 320512, 445712, 891424, 1782848, 3565696, 7131392, 14262784, 28525568]

約数ペア:

[(1, 28525568), (2, 14262784), (4, 7131392), (8, 3565696), (16, 1782848), (32, 891424), (64, 445712), (89, 320512), (128, 222856), (178, 160256), (256, 111428), (313, 91136), (356, 80128), (512, 55714), (626, 45568), (712, 40064), (1024, 27857), (1252, 22784), (1424, 20032), (2504, 11392), (2848, 10016), (5008, 5696)]