49833580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{659}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 110880000

約数和(自身を除く): 61046420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 199, 380, 398, 659, 796, 995, 1318, 1990, 2636, 3295, 3781, 3980, 6590, 7562, 12521, 13180, 15124, 18905, 25042, 37810, 50084, 62605, 75620, 125210, 131141, 250420, 262282, 524564, 655705, 1311410, 2491679, 2622820, 4983358, 9966716, 12458395, 24916790, 49833580]

約数ペア:

[(1, 49833580), (2, 24916790), (4, 12458395), (5, 9966716), (10, 4983358), (19, 2622820), (20, 2491679), (38, 1311410), (76, 655705), (95, 524564), (190, 262282), (199, 250420), (380, 131141), (398, 125210), (659, 75620), (796, 62605), (995, 50084), (1318, 37810), (1990, 25042), (2636, 18905), (3295, 15124), (3781, 13180), (3980, 12521), (6590, 7562)]