25438945

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 36702720

約数和(自身を除く): 11263775

約数列:

[1, 5, 7, 29, 35, 71, 145, 203, 353, 355, 497, 1015, 1765, 2059, 2471, 2485, 10237, 10295, 12355, 14413, 25063, 51185, 71659, 72065, 125315, 175441, 358295, 726827, 877205, 3634135, 5087789, 25438945]

約数ペア:

[(1, 25438945), (5, 5087789), (7, 3634135), (29, 877205), (35, 726827), (71, 358295), (145, 175441), (203, 125315), (353, 72065), (355, 71659), (497, 51185), (1015, 25063), (1765, 14413), (2059, 12355), (2471, 10295), (2485, 10237)]