40099025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 56246400

約数和(自身を除く): 16147375

約数列:

[1, 5, 19, 25, 29, 41, 71, 95, 145, 205, 355, 475, 551, 725, 779, 1025, 1189, 1349, 1775, 2059, 2755, 2911, 3895, 5945, 6745, 10295, 13775, 14555, 19475, 22591, 29725, 33725, 39121, 51475, 55309, 72775, 84419, 112955, 195605, 276545, 422095, 564775, 978025, 1382725, 1603961, 2110475, 8019805, 40099025]

約数ペア:

[(1, 40099025), (5, 8019805), (19, 2110475), (25, 1603961), (29, 1382725), (41, 978025), (71, 564775), (95, 422095), (145, 276545), (205, 195605), (355, 112955), (475, 84419), (551, 72775), (725, 55309), (779, 51475), (1025, 39121), (1189, 33725), (1349, 29725), (1775, 22591), (2059, 19475), (2755, 14555), (2911, 13775), (3895, 10295), (5945, 6745)]