16338575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 24105600

約数和(自身を除く): 7767025

約数列:

[1, 5, 11, 19, 25, 53, 55, 59, 95, 209, 265, 275, 295, 475, 583, 649, 1007, 1045, 1121, 1325, 1475, 2915, 3127, 3245, 5035, 5225, 5605, 11077, 12331, 14575, 15635, 16225, 25175, 28025, 34397, 55385, 59413, 61655, 78175, 171985, 276925, 297065, 308275, 653543, 859925, 1485325, 3267715, 16338575]

約数ペア:

[(1, 16338575), (5, 3267715), (11, 1485325), (19, 859925), (25, 653543), (53, 308275), (55, 297065), (59, 276925), (95, 171985), (209, 78175), (265, 61655), (275, 59413), (295, 55385), (475, 34397), (583, 28025), (649, 25175), (1007, 16225), (1045, 15635), (1121, 14575), (1325, 12331), (1475, 11077), (2915, 5605), (3127, 5225), (3245, 5035)]