20173073205

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{70571}}^1$

素因数の和:70674

約数の個数: 64

約数和(自身を含む): 36584524800

約数和(自身を除く): 16411451595

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 59, 85, 95, 177, 255, 285, 295, 323, 885, 969, 1003, 1121, 1615, 3009, 3363, 4845, 5015, 5605, 15045, 16815, 19057, 57171, 70571, 95285, 211713, 285855, 352855, 1058565, 1199707, 1340849, 3599121, 4022547, 4163689, 5998535, 6704245, 12491067, 17995605, 20112735, 20818445, 22794433, 62455335, 68383299, 70782713, 79110091, 113972165, 212348139, 237330273, 341916495, 353913565, 395550455, 1061740695, 1186651365, 1344871547, 4034614641, 6724357735, 20173073205]

約数ペア:

[(1, 20173073205), (3, 6724357735), (5, 4034614641), (15, 1344871547), (17, 1186651365), (19, 1061740695), (51, 395550455), (57, 353913565), (59, 341916495), (85, 237330273), (95, 212348139), (177, 113972165), (255, 79110091), (285, 70782713), (295, 68383299), (323, 62455335), (885, 22794433), (969, 20818445), (1003, 20112735), (1121, 17995605), (1615, 12491067), (3009, 6704245), (3363, 5998535), (4845, 4163689), (5015, 4022547), (5605, 3599121), (15045, 1340849), (16815, 1199707), (19057, 1058565), (57171, 352855), (70571, 285855), (95285, 211713)]