49896400

素因数分解:

$2^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1579}}^1$

素因数の和:1676

約数の個数: 60

約数和(自身を含む): 121470400

約数和(自身を除く): 71574000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 100, 158, 200, 316, 395, 400, 632, 790, 1264, 1579, 1580, 1975, 3158, 3160, 3950, 6316, 6320, 7895, 7900, 12632, 15790, 15800, 25264, 31580, 31600, 39475, 63160, 78950, 124741, 126320, 157900, 249482, 315800, 498964, 623705, 631600, 997928, 1247410, 1995856, 2494820, 3118525, 4989640, 6237050, 9979280, 12474100, 24948200, 49896400]

約数ペア:

[(1, 49896400), (2, 24948200), (4, 12474100), (5, 9979280), (8, 6237050), (10, 4989640), (16, 3118525), (20, 2494820), (25, 1995856), (40, 1247410), (50, 997928), (79, 631600), (80, 623705), (100, 498964), (158, 315800), (200, 249482), (316, 157900), (395, 126320), (400, 124741), (632, 78950), (790, 63160), (1264, 39475), (1579, 31600), (1580, 31580), (1975, 25264), (3158, 15800), (3160, 15790), (3950, 12632), (6316, 7900), (6320, 7895)]