81200452500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{3608909}}^1$

素因数の和:3608939

約数の個数: 90

約数和(自身を含む): 256488842610

約数和(自身を除く): 175288390110

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 625, 750, 900, 1125, 1250, 1500, 1875, 2250, 2500, 3750, 4500, 5625, 7500, 11250, 22500, 3608909, 7217818, 10826727, 14435636, 18044545, 21653454, 32480181, 36089090, 43306908, 54133635, 64960362, 72178180, 90222725, 108267270, 129920724, 162400905, 180445450, 216534540, 270668175, 324801810, 360890900, 451113625, 541336350, 649603620, 812004525, 902227250, 1082672700, 1353340875, 1624009050, 1804454500, 2255568125, 2706681750, 3248018100, 4060022625, 4511136250, 5413363500, 6766704375, 8120045250, 9022272500, 13533408750, 16240090500, 20300113125, 27066817500, 40600226250, 81200452500]

約数ペア:

[(1, 81200452500), (2, 40600226250), (3, 27066817500), (4, 20300113125), (5, 16240090500), (6, 13533408750), (9, 9022272500), (10, 8120045250), (12, 6766704375), (15, 5413363500), (18, 4511136250), (20, 4060022625), (25, 3248018100), (30, 2706681750), (36, 2255568125), (45, 1804454500), (50, 1624009050), (60, 1353340875), (75, 1082672700), (90, 902227250), (100, 812004525), (125, 649603620), (150, 541336350), (180, 451113625), (225, 360890900), (250, 324801810), (300, 270668175), (375, 216534540), (450, 180445450), (500, 162400905), (625, 129920724), (750, 108267270), (900, 90222725), (1125, 72178180), (1250, 64960362), (1500, 54133635), (1875, 43306908), (2250, 36089090), (2500, 32480181), (3750, 21653454), (4500, 18044545), (5625, 14435636), (7500, 10826727), (11250, 7217818), (22500, 3608909)]