40258925

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 60662784

約数和(自身を除く): 20403859

約数列:

[1, 5, 7, 25, 31, 35, 41, 155, 175, 181, 205, 217, 287, 775, 905, 1025, 1085, 1267, 1271, 1435, 4525, 5425, 5611, 6335, 6355, 7175, 7421, 8897, 28055, 31675, 31775, 37105, 39277, 44485, 51947, 140275, 185525, 196385, 222425, 230051, 259735, 981925, 1150255, 1298675, 1610357, 5751275, 8051785, 40258925]

約数ペア:

[(1, 40258925), (5, 8051785), (7, 5751275), (25, 1610357), (31, 1298675), (35, 1150255), (41, 981925), (155, 259735), (175, 230051), (181, 222425), (205, 196385), (217, 185525), (287, 140275), (775, 51947), (905, 44485), (1025, 39277), (1085, 37105), (1267, 31775), (1271, 31675), (1435, 28055), (4525, 8897), (5425, 7421), (5611, 7175), (6335, 6355)]