51191800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23269}}^1$

素因数の和:23296

約数の個数: 48

約数和(自身を含む): 129846600

約数和(自身を除く): 78654800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 23269, 46538, 93076, 116345, 186152, 232690, 255959, 465380, 511918, 581725, 930760, 1023836, 1163450, 1279795, 2047672, 2326900, 2559590, 4653800, 5119180, 6398975, 10238360, 12797950, 25595900, 51191800]

約数ペア:

[(1, 51191800), (2, 25595900), (4, 12797950), (5, 10238360), (8, 6398975), (10, 5119180), (11, 4653800), (20, 2559590), (22, 2326900), (25, 2047672), (40, 1279795), (44, 1163450), (50, 1023836), (55, 930760), (88, 581725), (100, 511918), (110, 465380), (200, 255959), (220, 232690), (275, 186152), (440, 116345), (550, 93076), (1100, 46538), (2200, 23269)]