20199341150

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{41903}}^1$

素因数の和:42257

約数の個数: 48

約数和(自身を含む): 38908366848

約数和(自身を除く): 18709025698

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 311, 622, 775, 1550, 1555, 3110, 7775, 9641, 15550, 19282, 41903, 48205, 83806, 96410, 209515, 241025, 419030, 482050, 1047575, 1298993, 2095150, 2597986, 6494965, 12989930, 13031833, 26063666, 32474825, 64949650, 65159165, 130318330, 325795825, 403986823, 651591650, 807973646, 2019934115, 4039868230, 10099670575, 20199341150]

約数ペア:

[(1, 20199341150), (2, 10099670575), (5, 4039868230), (10, 2019934115), (25, 807973646), (31, 651591650), (50, 403986823), (62, 325795825), (155, 130318330), (310, 65159165), (311, 64949650), (622, 32474825), (775, 26063666), (1550, 13031833), (1555, 12989930), (3110, 6494965), (7775, 2597986), (9641, 2095150), (15550, 1298993), (19282, 1047575), (41903, 482050), (48205, 419030), (83806, 241025), (96410, 209515)]