80827000

素因数分解:

$2^3\times 5^3\times {\mathrm{131}}^1\times {\mathrm{617}}^1$

素因数の和:769

約数の個数: 64

約数和(自身を含む): 190887840

約数和(自身を除く): 110060840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 131, 200, 250, 262, 500, 524, 617, 655, 1000, 1048, 1234, 1310, 2468, 2620, 3085, 3275, 4936, 5240, 6170, 6550, 12340, 13100, 15425, 16375, 24680, 26200, 30850, 32750, 61700, 65500, 77125, 80827, 123400, 131000, 154250, 161654, 308500, 323308, 404135, 617000, 646616, 808270, 1616540, 2020675, 3233080, 4041350, 8082700, 10103375, 16165400, 20206750, 40413500, 80827000]

約数ペア:

[(1, 80827000), (2, 40413500), (4, 20206750), (5, 16165400), (8, 10103375), (10, 8082700), (20, 4041350), (25, 3233080), (40, 2020675), (50, 1616540), (100, 808270), (125, 646616), (131, 617000), (200, 404135), (250, 323308), (262, 308500), (500, 161654), (524, 154250), (617, 131000), (655, 123400), (1000, 80827), (1048, 77125), (1234, 65500), (1310, 61700), (2468, 32750), (2620, 30850), (3085, 26200), (3275, 24680), (4936, 16375), (5240, 15425), (6170, 13100), (6550, 12340)]