73189025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{607}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 113992704

約数和(自身を除く): 40803679

約数列:

[1, 5, 7, 13, 25, 35, 53, 65, 91, 175, 265, 325, 371, 455, 607, 689, 1325, 1855, 2275, 3035, 3445, 4249, 4823, 7891, 9275, 15175, 17225, 21245, 24115, 32171, 39455, 55237, 106225, 120575, 160855, 197275, 225197, 276185, 418223, 804275, 1125985, 1380925, 2091115, 2927561, 5629925, 10455575, 14637805, 73189025]

約数ペア:

[(1, 73189025), (5, 14637805), (7, 10455575), (13, 5629925), (25, 2927561), (35, 2091115), (53, 1380925), (65, 1125985), (91, 804275), (175, 418223), (265, 276185), (325, 225197), (371, 197275), (455, 160855), (607, 120575), (689, 106225), (1325, 55237), (1855, 39455), (2275, 32171), (3035, 24115), (3445, 21245), (4249, 17225), (4823, 15175), (7891, 9275)]