20106150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{311}}^1\times {\mathrm{431}}^1$

素因数の和:757

約数の個数: 48

約数和(自身を含む): 50139648

約数和(自身を除く): 30033498

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 311, 431, 622, 862, 933, 1293, 1555, 1866, 2155, 2586, 3110, 4310, 4665, 6465, 7775, 9330, 10775, 12930, 15550, 21550, 23325, 32325, 46650, 64650, 134041, 268082, 402123, 670205, 804246, 1340410, 2010615, 3351025, 4021230, 6702050, 10053075, 20106150]

約数ペア:

[(1, 20106150), (2, 10053075), (3, 6702050), (5, 4021230), (6, 3351025), (10, 2010615), (15, 1340410), (25, 804246), (30, 670205), (50, 402123), (75, 268082), (150, 134041), (311, 64650), (431, 46650), (622, 32325), (862, 23325), (933, 21550), (1293, 15550), (1555, 12930), (1866, 10775), (2155, 9330), (2586, 7775), (3110, 6465), (4310, 4665)]