1383467900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{3659}}^1$

素因数の和:3891

約数の個数: 72

約数和(自身を含む): 3176880000

約数和(自身を除く): 1793412100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 199, 380, 398, 475, 796, 950, 995, 1900, 1990, 3659, 3781, 3980, 4975, 7318, 7562, 9950, 14636, 15124, 18295, 18905, 19900, 36590, 37810, 69521, 73180, 75620, 91475, 94525, 139042, 182950, 189050, 278084, 347605, 365900, 378100, 695210, 728141, 1390420, 1456282, 1738025, 2912564, 3476050, 3640705, 6952100, 7281410, 13834679, 14562820, 18203525, 27669358, 36407050, 55338716, 69173395, 72814100, 138346790, 276693580, 345866975, 691733950, 1383467900]

約数ペア:

[(1, 1383467900), (2, 691733950), (4, 345866975), (5, 276693580), (10, 138346790), (19, 72814100), (20, 69173395), (25, 55338716), (38, 36407050), (50, 27669358), (76, 18203525), (95, 14562820), (100, 13834679), (190, 7281410), (199, 6952100), (380, 3640705), (398, 3476050), (475, 2912564), (796, 1738025), (950, 1456282), (995, 1390420), (1900, 728141), (1990, 695210), (3659, 378100), (3781, 365900), (3980, 347605), (4975, 278084), (7318, 189050), (7562, 182950), (9950, 139042), (14636, 94525), (15124, 91475), (18295, 75620), (18905, 73180), (19900, 69521), (36590, 37810)]