54849520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:578

約数の個数: 80

約数和(自身を含む): 140357088

約数和(自身を除く): 85507568

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 157, 176, 220, 314, 397, 440, 628, 785, 794, 880, 1256, 1570, 1588, 1727, 1985, 2512, 3140, 3176, 3454, 3970, 4367, 6280, 6352, 6908, 7940, 8635, 8734, 12560, 13816, 15880, 17270, 17468, 21835, 27632, 31760, 34540, 34936, 43670, 62329, 69080, 69872, 87340, 124658, 138160, 174680, 249316, 311645, 349360, 498632, 623290, 685619, 997264, 1246580, 1371238, 2493160, 2742476, 3428095, 4986320, 5484952, 6856190, 10969904, 13712380, 27424760, 54849520]

約数ペア:

[(1, 54849520), (2, 27424760), (4, 13712380), (5, 10969904), (8, 6856190), (10, 5484952), (11, 4986320), (16, 3428095), (20, 2742476), (22, 2493160), (40, 1371238), (44, 1246580), (55, 997264), (80, 685619), (88, 623290), (110, 498632), (157, 349360), (176, 311645), (220, 249316), (314, 174680), (397, 138160), (440, 124658), (628, 87340), (785, 69872), (794, 69080), (880, 62329), (1256, 43670), (1570, 34936), (1588, 34540), (1727, 31760), (1985, 27632), (2512, 21835), (3140, 17468), (3176, 17270), (3454, 15880), (3970, 13816), (4367, 12560), (6280, 8734), (6352, 8635), (6908, 7940)]