2587650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1327}}^1$

素因数の和:1355

約数の個数: 48

約数和(自身を含む): 6916224

約数和(自身を除く): 4328574

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1327, 1950, 2654, 3981, 6635, 7962, 13270, 17251, 19905, 33175, 34502, 39810, 51753, 66350, 86255, 99525, 103506, 172510, 199050, 258765, 431275, 517530, 862550, 1293825, 2587650]

約数ペア:

[(1, 2587650), (2, 1293825), (3, 862550), (5, 517530), (6, 431275), (10, 258765), (13, 199050), (15, 172510), (25, 103506), (26, 99525), (30, 86255), (39, 66350), (50, 51753), (65, 39810), (75, 34502), (78, 33175), (130, 19905), (150, 17251), (195, 13270), (325, 7962), (390, 6635), (650, 3981), (975, 2654), (1327, 1950)]