30831775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4993}}^1$

素因数の和:5035

約数の個数: 24

約数和(自身を含む): 43347920

約数和(自身を除く): 12516145

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 4993, 6175, 24965, 64909, 94867, 124825, 324545, 474335, 1233271, 1622725, 2371675, 6166355, 30831775]

約数ペア:

[(1, 30831775), (5, 6166355), (13, 2371675), (19, 1622725), (25, 1233271), (65, 474335), (95, 324545), (247, 124825), (325, 94867), (475, 64909), (1235, 24965), (4993, 6175)]