65512040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{148891}}^1$

素因数の和:148913

約数の個数: 32

約数和(自身を含む): 160803360

約数和(自身を除く): 95291320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 148891, 297782, 595564, 744455, 1191128, 1488910, 1637801, 2977820, 3275602, 5955640, 6551204, 8189005, 13102408, 16378010, 32756020, 65512040]

約数ペア:

[(1, 65512040), (2, 32756020), (4, 16378010), (5, 13102408), (8, 8189005), (10, 6551204), (11, 5955640), (20, 3275602), (22, 2977820), (40, 1637801), (44, 1488910), (55, 1191128), (88, 744455), (110, 595564), (220, 297782), (440, 148891)]