26689760

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5381}}^1$

素因数の和:5427

約数の個数: 48

約数和(自身を含む): 65100672

約数和(自身を除く): 38410912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 5381, 10762, 21524, 26905, 43048, 53810, 86096, 107620, 166811, 172192, 215240, 333622, 430480, 667244, 834055, 860960, 1334488, 1668110, 2668976, 3336220, 5337952, 6672440, 13344880, 26689760]

約数ペア:

[(1, 26689760), (2, 13344880), (4, 6672440), (5, 5337952), (8, 3336220), (10, 2668976), (16, 1668110), (20, 1334488), (31, 860960), (32, 834055), (40, 667244), (62, 430480), (80, 333622), (124, 215240), (155, 172192), (160, 166811), (248, 107620), (310, 86096), (496, 53810), (620, 43048), (992, 26905), (1240, 21524), (2480, 10762), (4960, 5381)]