450130000

素因数分解:

$2^4\times 5^4\times {\mathrm{45013}}^1$

素因数の和:45041

約数の個数: 50

約数和(自身を含む): 1089833954

約数和(自身を除く): 639703954

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 10000, 45013, 90026, 180052, 225065, 360104, 450130, 720208, 900260, 1125325, 1800520, 2250650, 3601040, 4501300, 5626625, 9002600, 11253250, 18005200, 22506500, 28133125, 45013000, 56266250, 90026000, 112532500, 225065000, 450130000]

約数ペア:

[(1, 450130000), (2, 225065000), (4, 112532500), (5, 90026000), (8, 56266250), (10, 45013000), (16, 28133125), (20, 22506500), (25, 18005200), (40, 11253250), (50, 9002600), (80, 5626625), (100, 4501300), (125, 3601040), (200, 2250650), (250, 1800520), (400, 1125325), (500, 900260), (625, 720208), (1000, 450130), (1250, 360104), (2000, 225065), (2500, 180052), (5000, 90026), (10000, 45013)]