49998025

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1367}}^1$

素因数の和:1414

約数の個数: 48

約数和(自身を含む): 81423360

約数和(自身を除く): 31425335

約数列:

[1, 5, 7, 11, 19, 25, 35, 55, 77, 95, 133, 175, 209, 275, 385, 475, 665, 1045, 1367, 1463, 1925, 3325, 5225, 6835, 7315, 9569, 15037, 25973, 34175, 36575, 47845, 75185, 105259, 129865, 181811, 239225, 285703, 375925, 526295, 649325, 909055, 1428515, 1999921, 2631475, 4545275, 7142575, 9999605, 49998025]

約数ペア:

[(1, 49998025), (5, 9999605), (7, 7142575), (11, 4545275), (19, 2631475), (25, 1999921), (35, 1428515), (55, 909055), (77, 649325), (95, 526295), (133, 375925), (175, 285703), (209, 239225), (275, 181811), (385, 129865), (475, 105259), (665, 75185), (1045, 47845), (1367, 36575), (1463, 34175), (1925, 25973), (3325, 15037), (5225, 9569), (6835, 7315)]