20160179750

素因数分解:

$2^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{24943}}^1$

素因数の和:25074

約数の個数: 64

約数和(自身を含む): 39083855616

約数和(自身を除く): 18923675866

約数列:

[1, 2, 5, 10, 25, 50, 53, 61, 106, 122, 125, 250, 265, 305, 530, 610, 1325, 1525, 2650, 3050, 3233, 6466, 6625, 7625, 13250, 15250, 16165, 24943, 32330, 49886, 80825, 124715, 161650, 249430, 404125, 623575, 808250, 1247150, 1321979, 1521523, 2643958, 3043046, 3117875, 6235750, 6609895, 7607615, 13219790, 15215230, 33049475, 38038075, 66098950, 76076150, 80640719, 161281438, 165247375, 190190375, 330494750, 380380750, 403203595, 806407190, 2016017975, 4032035950, 10080089875, 20160179750]

約数ペア:

[(1, 20160179750), (2, 10080089875), (5, 4032035950), (10, 2016017975), (25, 806407190), (50, 403203595), (53, 380380750), (61, 330494750), (106, 190190375), (122, 165247375), (125, 161281438), (250, 80640719), (265, 76076150), (305, 66098950), (530, 38038075), (610, 33049475), (1325, 15215230), (1525, 13219790), (2650, 7607615), (3050, 6609895), (3233, 6235750), (6466, 3117875), (6625, 3043046), (7625, 2643958), (13250, 1521523), (15250, 1321979), (16165, 1247150), (24943, 808250), (32330, 623575), (49886, 404125), (80825, 249430), (124715, 161650)]