4920811075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1\times {\mathrm{283}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 6549330816

約数和(自身を除く): 1628519741

約数列:

[1, 5, 17, 25, 85, 163, 251, 283, 425, 815, 1255, 1415, 2771, 4075, 4267, 4811, 6275, 7075, 13855, 21335, 24055, 40913, 46129, 69275, 71033, 106675, 120275, 204565, 230645, 355165, 695521, 784193, 1022825, 1153225, 1207561, 1775825, 3477605, 3920965, 6037805, 11578379, 17388025, 19604825, 30189025, 57891895, 196832443, 289459475, 984162215, 4920811075]

約数ペア:

[(1, 4920811075), (5, 984162215), (17, 289459475), (25, 196832443), (85, 57891895), (163, 30189025), (251, 19604825), (283, 17388025), (425, 11578379), (815, 6037805), (1255, 3920965), (1415, 3477605), (2771, 1775825), (4075, 1207561), (4267, 1153225), (4811, 1022825), (6275, 784193), (7075, 695521), (13855, 355165), (21335, 230645), (24055, 204565), (40913, 120275), (46129, 106675), (69275, 71033)]