71429425

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 97708032

約数和(自身を除く): 26278607

約数列:

[1, 5, 25, 31, 37, 47, 53, 155, 185, 235, 265, 775, 925, 1147, 1175, 1325, 1457, 1643, 1739, 1961, 2491, 5735, 7285, 8215, 8695, 9805, 12455, 28675, 36425, 41075, 43475, 49025, 53909, 60791, 62275, 77221, 92167, 269545, 303955, 386105, 460835, 1347725, 1519775, 1930525, 2304175, 2857177, 14285885, 71429425]

約数ペア:

[(1, 71429425), (5, 14285885), (25, 2857177), (31, 2304175), (37, 1930525), (47, 1519775), (53, 1347725), (155, 460835), (185, 386105), (235, 303955), (265, 269545), (775, 92167), (925, 77221), (1147, 62275), (1175, 60791), (1325, 53909), (1457, 49025), (1643, 43475), (1739, 41075), (1961, 36425), (2491, 28675), (5735, 12455), (7285, 9805), (8215, 8695)]