53407275

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 91660800

約数和(自身を除く): 38253525

約数列:

[1, 3, 5, 15, 25, 47, 75, 109, 139, 141, 235, 327, 417, 545, 695, 705, 1175, 1635, 2085, 2725, 3475, 3525, 5123, 6533, 8175, 10425, 15151, 15369, 19599, 25615, 32665, 45453, 75755, 76845, 97995, 128075, 163325, 227265, 378775, 384225, 489975, 712097, 1136325, 2136291, 3560485, 10681455, 17802425, 53407275]

約数ペア:

[(1, 53407275), (3, 17802425), (5, 10681455), (15, 3560485), (25, 2136291), (47, 1136325), (75, 712097), (109, 489975), (139, 384225), (141, 378775), (235, 227265), (327, 163325), (417, 128075), (545, 97995), (695, 76845), (705, 75755), (1175, 45453), (1635, 32665), (2085, 25615), (2725, 19599), (3475, 15369), (3525, 15151), (5123, 10425), (6533, 8175)]