320078090

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1\times {\mathrm{1019}}^1$

素因数の和:1438

約数の個数: 32

約数和(自身を含む): 584288640

約数和(自身を除く): 264210550

約数列:

[1, 2, 5, 10, 101, 202, 311, 505, 622, 1010, 1019, 1555, 2038, 3110, 5095, 10190, 31411, 62822, 102919, 157055, 205838, 314110, 316909, 514595, 633818, 1029190, 1584545, 3169090, 32007809, 64015618, 160039045, 320078090]

約数ペア:

[(1, 320078090), (2, 160039045), (5, 64015618), (10, 32007809), (101, 3169090), (202, 1584545), (311, 1029190), (505, 633818), (622, 514595), (1010, 316909), (1019, 314110), (1555, 205838), (2038, 157055), (3110, 102919), (5095, 62822), (10190, 31411)]