313628975

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{521}}^1$

素因数の和:752

約数の個数: 36

約数和(自身を含む): 430441200

約数和(自身を除く): 116812225

約数列:

[1, 5, 11, 25, 55, 121, 199, 275, 521, 605, 995, 2189, 2605, 3025, 4975, 5731, 10945, 13025, 24079, 28655, 54725, 63041, 103679, 120395, 143275, 315205, 518395, 601975, 1140469, 1576025, 2591975, 5702345, 12545159, 28511725, 62725795, 313628975]

約数ペア:

[(1, 313628975), (5, 62725795), (11, 28511725), (25, 12545159), (55, 5702345), (121, 2591975), (199, 1576025), (275, 1140469), (521, 601975), (605, 518395), (995, 315205), (2189, 143275), (2605, 120395), (3025, 103679), (4975, 63041), (5731, 54725), (10945, 28655), (13025, 24079)]