53405320

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{8191}}^1$

素因数の和:8365

約数の個数: 32

約数和(自身を含む): 120913920

約数和(自身を除く): 67508600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 8191, 16382, 32764, 40955, 65528, 81910, 163820, 327640, 1335133, 2670266, 5340532, 6675665, 10681064, 13351330, 26702660, 53405320]

約数ペア:

[(1, 53405320), (2, 26702660), (4, 13351330), (5, 10681064), (8, 6675665), (10, 5340532), (20, 2670266), (40, 1335133), (163, 327640), (326, 163820), (652, 81910), (815, 65528), (1304, 40955), (1630, 32764), (3260, 16382), (6520, 8191)]