2007041525

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1033}}^1$

素因数の和:1206

約数の個数: 48

約数和(自身を含む): 2707921920

約数和(自身を除く): 700880395

約数列:

[1, 5, 23, 25, 31, 109, 115, 155, 545, 575, 713, 775, 1033, 2507, 2725, 3379, 3565, 5165, 12535, 16895, 17825, 23759, 25825, 32023, 62675, 77717, 84475, 112597, 118795, 160115, 388585, 562985, 593975, 736529, 800575, 1942925, 2589731, 2814925, 3490507, 3682645, 12948655, 17452535, 18413225, 64743275, 80281661, 87262675, 401408305, 2007041525]

約数ペア:

[(1, 2007041525), (5, 401408305), (23, 87262675), (25, 80281661), (31, 64743275), (109, 18413225), (115, 17452535), (155, 12948655), (545, 3682645), (575, 3490507), (713, 2814925), (775, 2589731), (1033, 1942925), (2507, 800575), (2725, 736529), (3379, 593975), (3565, 562985), (5165, 388585), (12535, 160115), (16895, 118795), (17825, 112597), (23759, 84475), (25825, 77717), (32023, 62675)]