25595600

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1049}}^1$

素因数の和:1128

約数の個数: 60

約数和(自身を含む): 62561100

約数和(自身を除く): 36965500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 200, 244, 305, 400, 488, 610, 976, 1049, 1220, 1525, 2098, 2440, 3050, 4196, 4880, 5245, 6100, 8392, 10490, 12200, 16784, 20980, 24400, 26225, 41960, 52450, 63989, 83920, 104900, 127978, 209800, 255956, 319945, 419600, 511912, 639890, 1023824, 1279780, 1599725, 2559560, 3199450, 5119120, 6398900, 12797800, 25595600]

約数ペア:

[(1, 25595600), (2, 12797800), (4, 6398900), (5, 5119120), (8, 3199450), (10, 2559560), (16, 1599725), (20, 1279780), (25, 1023824), (40, 639890), (50, 511912), (61, 419600), (80, 319945), (100, 255956), (122, 209800), (200, 127978), (244, 104900), (305, 83920), (400, 63989), (488, 52450), (610, 41960), (976, 26225), (1049, 24400), (1220, 20980), (1525, 16784), (2098, 12200), (2440, 10490), (3050, 8392), (4196, 6100), (4880, 5245)]