13253500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{2039}}^1$

素因数の和:2071

約数の個数: 48

約数和(自身を含む): 31187520

約数和(自身を除く): 17934020

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 2039, 3250, 4078, 6500, 8156, 10195, 20390, 26507, 40780, 50975, 53014, 101950, 106028, 132535, 203900, 254875, 265070, 509750, 530140, 662675, 1019500, 1325350, 2650700, 3313375, 6626750, 13253500]

約数ペア:

[(1, 13253500), (2, 6626750), (4, 3313375), (5, 2650700), (10, 1325350), (13, 1019500), (20, 662675), (25, 530140), (26, 509750), (50, 265070), (52, 254875), (65, 203900), (100, 132535), (125, 106028), (130, 101950), (250, 53014), (260, 50975), (325, 40780), (500, 26507), (650, 20390), (1300, 10195), (1625, 8156), (2039, 6500), (3250, 4078)]