137795320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{264991}}^1$

素因数の和:265015

約数の個数: 32

約数和(自身を含む): 333889920

約数和(自身を除く): 196094600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 264991, 529982, 1059964, 1324955, 2119928, 2649910, 3444883, 5299820, 6889766, 10599640, 13779532, 17224415, 27559064, 34448830, 68897660, 137795320]

約数ペア:

[(1, 137795320), (2, 68897660), (4, 34448830), (5, 27559064), (8, 17224415), (10, 13779532), (13, 10599640), (20, 6889766), (26, 5299820), (40, 3444883), (52, 2649910), (65, 2119928), (104, 1324955), (130, 1059964), (260, 529982), (520, 264991)]